@book{Muehl2006,
  author    = {M{\"u}hl, Thomas},
  title     = {Einf{\"u}hrung in die elektrische Messtechnik. Grundlagen, Messverfahren, Ger{\"a}te ; mit 8 Tabellen und 53 Beispielen. 2., durchges. Aufl.},
  publisher = {Teubner},
  address   = {Wiesbaden},
  isbn      = {3-8351-0094-7},
  pages     = {278 S. : graph. Darst.},
  year      = {2006},
  language  = {de}
}
@article{KaemperAbrahamEhrfeldetal.1998,
  author    = {K{\"a}mper, Klaus-Peter and Abraham, M. and Ehrfeld, W. and Hessel, V.},
  title     = {Microsystem technology: Between research and industrial application. Abraham, M.; Ehrfeld, W.; Hessel, V.; K{\"a}mper, K.-P.; Lacher, M.; Picard, A.},
  series = {Microelectronic Engineering. 41-42 (1998)},
  journal   = {Microelectronic Engineering. 41-42 (1998)},
  isbn      = {0167-9317},
  pages     = {47 -- 52},
  year      = {1998},
  language  = {en}
}
@article{KaemperSchmittGuentherodt1988,
  author    = {K{\"a}mper, Klaus-Peter and Schmitt, W. and G{\"u}ntherodt, G.},
  title     = {Temperature dependence of the exchange splitting of Ni along the \&\#61511;-L line},
  series = {Journal de physique. 49 (1988), H. 12. Supplement, Colloque C8},
  journal   = {Journal de physique. 49 (1988), H. 12. Supplement, Colloque C8},
  pages     = {39 -- 40},
  year      = {1988},
  language  = {en}
}
@book{Grueters1987,
  author    = {Gr{\"u}ters, Hugo},
  title     = {Mechanik: Vorlesung},
  publisher = {Becker-Kuns},
  address   = {Aachen},
  pages     = {253 S.: zahlr. graph. Darst.},
  year      = {1987},
  language  = {de}
}
@article{Frings2005,
  author    = {Frings, Michael},
  title     = {Kreditsicherungsrecht. Ein {\"U}berblick {\"u}ber die wichtigsten Personal- und Realsicherheiten},
  series = {Neue Wirtschaftsbriefe NWB. 2 (2005)},
  journal   = {Neue Wirtschaftsbriefe NWB. 2 (2005)},
  isbn      = {0028-3460},
  pages     = {121 -- 136},
  year      = {2005},
  language  = {de}
}
@article{Frings2006,
  author    = {Frings, Michael},
  title     = {Pflichtverletzungen des Abschlusspr{\"u}fers - ein Grund zur Besorgnis der Befangenheit?},
  series = {Die Wirtschaftspr{\"u}fung : WPg. 59 (2006)},
  journal   = {Die Wirtschaftspr{\"u}fung : WPg. 59 (2006)},
  isbn      = {0043-6313},
  pages     = {821 -- 830},
  year      = {2006},
  language  = {de}
}
@article{Frings2006,
  author    = {Frings, Michael},
  title     = {Die Abberufung des Gesch{\"a}ftsf{\"u}hrers in der GmbH. Eine systematische Darstellung der Grundlagen und praktischen Durchsetzungsm{\"o}glichkeiten},
  series = {Neue Wirtschaftsbriefe NWB. 5 (2006)},
  journal   = {Neue Wirtschaftsbriefe NWB. 5 (2006)},
  isbn      = {0028-3460},
  pages     = {345 -- 356},
  year      = {2006},
  language  = {de}
}
@article{GruetersHacklWillms1990,
  author    = {Gr{\"u}ters, Hugo and Hackl, K. and Willms, H.},
  title     = {Stress and strain analyses of rectangular glass plates for large deformations. Part 2. Calculation of fracture probabilities in rectangular plates under area load},
  series = {Glastechnische Berichte. 63 (1990), H. 4},
  journal   = {Glastechnische Berichte. 63 (1990), H. 4},
  isbn      = {0017-1085},
  pages     = {93 -- 95},
  year      = {1990},
  language  = {en}
}
@article{GruetersBlank1990,
  author    = {Gr{\"u}ters, Hugo and Blank, K.},
  title     = {Contribution to the size effect on the strength of flat glass. Blank, K.; Gr{\"u}ters, H.},
  series = {Glastechnische Berichte. 63 (1990), H. 5},
  journal   = {Glastechnische Berichte. 63 (1990), H. 5},
  isbn      = {0017-1085},
  pages     = {135 -- 140},
  year      = {1990},
  language  = {en}
}
@article{GruetersBlankDuerkopetal.1994,
  author    = {Gr{\"u}ters, Hugo and Blank, K. and D{\"u}rkop, D. and Durchholz, M.},
  title     = {Strength tests of flat glass by means of four-point bending. Blank, K.; D{\"u}rkop, D.; Durchholz, M.; Gr{\"u}ters, H.},
  series = {Glastechnische Berichte. Glass science and technology. 67 (1994), H. 1},
  journal   = {Glastechnische Berichte. Glass science and technology. 67 (1994), H. 1},
  isbn      = {0946-7475},
  pages     = {9 -- 15},
  year      = {1994},
  language  = {en}
}
@article{Grueters1992,
  author    = {Gr{\"u}ters, Hugo},
  title     = {Biomechanisch begr{\"u}ndete Stimulation postoperativer Knochenumbauvorg{\"a}nge},
  series = {Biomedizinische Technik . 37 (1992), H. 5},
  journal   = {Biomedizinische Technik . 37 (1992), H. 5},
  isbn      = {0013-5585},
  pages     = {94 -- 98},
  year      = {1992},
  language  = {de}
}
@article{Mayer1996,
  author    = {Mayer, Claudia},
  title     = {Danach ging das Leben weiter : Macht und Gewalt im Geschlechterkampf bei G{\"u}nter Grass. Mayer-Iswandy, Claudia},
  series = {Alte Welten - neue Welten : Akten des IX. Kongresses der Internationalen Vereinigung f{\"u}r germanische Sprach- und Literaturwissenschaft (IVG) ; [Akten des IX. Internationalen Germanisten-Kongresses, Vancouver 1995] / hrsg. von Michael S. Batts. Bd. 2: Abstracts},
  journal   = {Alte Welten - neue Welten : Akten des IX. Kongresses der Internationalen Vereinigung f{\"u}r germanische Sprach- und Literaturwissenschaft (IVG) ; [Akten des IX. Internationalen Germanisten-Kongresses, Vancouver 1995] / hrsg. von Michael S. Batts. Bd. 2: Abstracts},
  publisher = {Niemeyer},
  address   = {T{\"u}bingen},
  isbn      = {3-484-10716-2},
  pages     = {37},
  year      = {1996},
  language  = {de}
}
@article{CzupallaHorneckBlome2005,
  author    = {Czupalla, Markus and Horneck, G. and Blome, Hans-Joachim},
  title     = {The conceptual design of a hybrid life support system based on the evaluation and comparison of terrestrial testbeds},
  series = {Advances in Space Research},
  volume    = {35},
  journal   = {Advances in Space Research},
  number    = {9},
  isbn      = {0273-1177},
  pages     = {1609 -- 1620},
  year      = {2005},
  language  = {en}
}
@article{GruetersMueller1980,
  author    = {Gr{\"u}ters, Hugo and M{\"u}ller, Carl Harald},
  title     = {Zur Berechnung der Schubspannungen in Klebverbindungen},
  series = {Automobil-Industrie. 25 (1980), H. 2},
  journal   = {Automobil-Industrie. 25 (1980), H. 2},
  isbn      = {0005-1306},
  pages     = {65 -- 67},
  year      = {1980},
  language  = {de}
}
@article{Grueters1975,
  author    = {Gr{\"u}ters, Hugo},
  title     = {Ein Hinweis auf parametererregte Wankschwingungen von Kraftfahrzeugen},
  series = {Automobil-Industrie},
  volume    = {20},
  journal   = {Automobil-Industrie},
  number    = {4},
  publisher = {Vogel},
  address   = {W{\"u}rzburg},
  issn      = {0005-1306},
  pages     = {65 -- 67},
  year      = {1975},
  language  = {de}
}
@book{Foerster1988,
  author    = {F{\"o}rster, Arnold},
  title     = {Anwendung der hochaufl{\"o}senden Elektronenenergieverlustspektroskopie zum Studium von Halbleiterschichtsystemen. - (Berichte der Kernforschungsanlage J{\"u}lich / Kernforschungsanlage ; 2247)},
  publisher = {Zentralbibliothek der Kernforschungsanlage},
  address   = {J{\"u}lich},
  pages     = {104 S. : graph. Darst.},
  year      = {1988},
  language  = {de}
}
@article{KotterRiekertWeyland1983,
  author    = {Kotter, Michael and Riekert, L. and Weyland, F.},
  title     = {Deposition of ternary oxides as active components by impregnation of porous carriers},
  series = {Preparation of Catalysts III : scientific bases for the preparation of heterogeneous catalysts ; proceedings of the Third International Symposium, Louvain-la-Neuve, September 6-9, 1982 / ed.: G. Poncelet ... - (Studies in surface science and catalysis ; 16)},
  journal   = {Preparation of Catalysts III : scientific bases for the preparation of heterogeneous catalysts ; proceedings of the Third International Symposium, Louvain-la-Neuve, September 6-9, 1982 / ed.: G. Poncelet ... - (Studies in surface science and catalysis ; 16)},
  publisher = {Elsevier},
  address   = {Amsterdam [u.a.]},
  isbn      = {0-444-42184-X},
  pages     = {521 -- 530},
  year      = {1983},
  language  = {en}
}
@article{KotterRiekert1983,
  author    = {Kotter, Michael and Riekert, L.},
  title     = {Impregnation-type catalysts with nonuniform distribution of the active component},
  series = {Chemical engineering fundamentals. 2 (1983)},
  journal   = {Chemical engineering fundamentals. 2 (1983)},
  isbn      = {0723-0966},
  pages     = {19 -- 38},
  year      = {1983},
  language  = {en}
}
@article{KotterRiekertWeyland1983,
  author    = {Kotter, Michael and Riekert, L. and Weyland, F.},
  title     = {Katalytische Abgasreinigung an Nichtedelmetall-Tr{\"a}gerkontakten},
  series = {Verfahrenstechnik : VT ; Informationen f{\"u}r Planung, Bau und Betrieb von Apparaten und Anlagen. 17 (1983)},
  journal   = {Verfahrenstechnik : VT ; Informationen f{\"u}r Planung, Bau und Betrieb von Apparaten und Anlagen. 17 (1983)},
  isbn      = {0049-5948},
  pages     = {607 -- 615},
  year      = {1983},
  language  = {de}
}
@article{KotterRiekert1983,
  author    = {Kotter, Michael and Riekert, L.},
  title     = {Beeinflussung der Aktivit{\"a}t und Selektivit{\"a}t von Tr{\"a}nkkatalysatoren durch die topographische Verteilung der Aktivkomponente},
  series = {Verfahrenstechnik : VT ; Informationen f{\"u}r Planung, Bau und Betrieb von Apparaten und Anlagen. 17 (1983)},
  journal   = {Verfahrenstechnik : VT ; Informationen f{\"u}r Planung, Bau und Betrieb von Apparaten und Anlagen. 17 (1983)},
  isbn      = {0049-5948},
  pages     = {639 -- 658},
  year      = {1983},
  language  = {de}
}
@article{KotterKirchRiekert1984,
  author    = {Kotter, Michael and Kirch, M. and Riekert, L.},
  title     = {Herstellung von Tr{\"a}nkkatalysatoren mit Nickel als Aktivkomponente auf por{\"o}sen Tr{\"a}gern / R. Kirch ; M. Kotter ; L. Riekert},
  series = {Chemiker-Zeitung. 108 (1984), H. 4},
  journal   = {Chemiker-Zeitung. 108 (1984), H. 4},
  isbn      = {0009-2894},
  pages     = {121 -- 129},
  year      = {1984},
  language  = {de}
}
@article{KotterHammon1984,
  author    = {Kotter, Michael and Hammon, Ulrich},
  title     = {Herstellung von Formk{\"o}rpern mit definierter Porenstruktur / Ulrich Hammon ; Michael Kotter},
  series = {Chemie - Ingenieur - Technik. 56 (1984), H. 6},
  journal   = {Chemie - Ingenieur - Technik. 56 (1984), H. 6},
  isbn      = {0009-286X},
  pages     = {455 -- 463},
  year      = {1984},
  language  = {de}
}
@article{SponagelLutz1990,
  author    = {Sponagel, Stefan and Lutz, T.},
  title     = {Aggregatelager},
  series = {Kautschuk Gummi Kunststoffe. 43 (1990), H. 5},
  journal   = {Kautschuk Gummi Kunststoffe. 43 (1990), H. 5},
  isbn      = {0022-9520},
  pages     = {397 -- 406},
  year      = {1990},
  language  = {de}
}
@article{SponagelSpaltofskiSteinhilper1988,
  author    = {Sponagel, Stefan and Spaltofski, R. and Steinhilper, W.},
  title     = {Hochmolekulare Additive f{\"u}r die Gleitlagerschmierung. Spaltofski, R.; Sponagel, S.; Steinhilper, W.},
  series = {Tribologie und Schmierungstechnik. 35 (1988), H. 5},
  journal   = {Tribologie und Schmierungstechnik. 35 (1988), H. 5},
  isbn      = {0036-6218},
  pages     = {236 -- 241},
  year      = {1988},
  language  = {de}
}
@article{KotterLintzWeyland1986,
  author    = {Kotter, Michael and Lintz, Hans-G{\"u}nther and Weyland, Friedrich},
  title     = {Selektive Reduktion von Stickoxiden in Rauchgasen - Stand der Technik und neue Wege},
  series = {Chemie - Ingenieur - Technik. 58 (1986), H. 8},
  journal   = {Chemie - Ingenieur - Technik. 58 (1986), H. 8},
  isbn      = {0009-286X},
  pages     = {617 -- 623},
  year      = {1986},
  language  = {de}
}
@article{KotterRiekert1987,
  author    = {Kotter, Michael and Riekert, L.},
  title     = {Tr{\"a}nkkontakte zur partiellen Oxidation von Buten zu Maleins{\"a}ureanhydrid},
  series = {Chemie - Ingenieur - Technik. 59 (1987), H. 9},
  journal   = {Chemie - Ingenieur - Technik. 59 (1987), H. 9},
  isbn      = {0009-286X},
  pages     = {733 -- 734},
  year      = {1987},
  language  = {de}
}
@book{Grueters1971,
  author    = {Gr{\"u}ters, Hugo},
  title     = {Berechnung des Spannungszustandes in homogenen anisotropen Scheiben mit Hilfe einer Integralgleichungsmethode},
  year      = {1971},
  language  = {de}
}
@article{Frings2006,
  author    = {Frings, Michael},
  title     = {Die Befangenheit des Abschlusspr{\"u}fers. Zur Neuregelung der Befangenheitsregelungen der Wirtschaftspr{\"u}fer/vereidigten Buchpr{\"u}fer},
  series = {Neue Wirtschaftsbriefe NWB. 27 (2006)},
  journal   = {Neue Wirtschaftsbriefe NWB. 27 (2006)},
  isbn      = {0028-3460},
  pages     = {2287 -- 2296},
  year      = {2006},
  language  = {de}
}
@article{Frings2008,
  author    = {Frings, Michael},
  title     = {Neues zur gespaltenen Beitragspflicht der Personengesellschafter},
  series = {Neue Zeitschrift f{\"u}r Gesellschaftsrecht : NZG. 11 (2008)},
  journal   = {Neue Zeitschrift f{\"u}r Gesellschaftsrecht : NZG. 11 (2008)},
  isbn      = {1434-9272},
  pages     = {218 -- 219},
  year      = {2008},
  language  = {de}
}
@article{KaemperHagemannLehretal.1995,
  author    = {K{\"a}mper, Klaus-Peter and Hagemann, B. and Lehr, H. and Michel, F.},
  title     = {LIGA Example 2: Electromagnetic Micromotor. Hagemann, B.; K{\"a}mper, K.-P.; Lehr, H.; Michel, F.; Th{\"u}rigen, C.},
  series = {LIGA technique / Hans-Dieter Bauer (ed.). [Developed by UETP-MEMS, University Training Partnership for Micro-Electro-Mechanical Systems ...]. - 2.ed.},
  journal   = {LIGA technique / Hans-Dieter Bauer (ed.). [Developed by UETP-MEMS, University Training Partnership for Micro-Electro-Mechanical Systems ...]. - 2.ed.},
  publisher = {FSRM},
  address   = {Neuchatel},
  pages     = {100 -- 110},
  year      = {1995},
  language  = {en}
}
@article{Frings2006,
  author    = {Frings, Michael},
  title     = {Die neue Rechtsprechung des BGH zu den Schrottimmobilienf{\"a}llen. Die Rechte des Verbrauchers bei kreditfinanziertem Immobilienerwerb},
  series = {Neue Wirtschaftsbriefe NWB. 36 (2006)},
  journal   = {Neue Wirtschaftsbriefe NWB. 36 (2006)},
  isbn      = {0028-3460},
  pages     = {3033 -- 3046},
  year      = {2006},
  language  = {de}
}
@article{Frings2008,
  author    = {Frings, Michael},
  title     = {Beitr{\"a}ge und Umlagen im Vereinsrecht},
  series = {Neue Wirtschafts-Briefe ; NWB ; Zeitschrift f{\"u}r Steuer- und Wirtschaftsrecht ; Sammelwerk ; Aufs{\"a}tze, Kommentare, Gesetzestexte, Urteile},
  journal   = {Neue Wirtschafts-Briefe ; NWB ; Zeitschrift f{\"u}r Steuer- und Wirtschaftsrecht ; Sammelwerk ; Aufs{\"a}tze, Kommentare, Gesetzestexte, Urteile},
  publisher = {Verl. Neue Wirtschafts-Briefe},
  address   = {Herne [u.a.]},
  pages     = {1251 -- 1260},
  year      = {2008},
  language  = {de}
}
@book{GruetersPeters1984,
  author    = {Gr{\"u}ters, Hugo and Peters, Norbert},
  title     = {Mechanik. Bd. 2 Dynamik. Peters, Norbert; Gr{\"u}ters, Hugo},
  publisher = {Inst. f{\"u}r Techn. Mechanik, RWTH Aachen},
  address   = {Aachen},
  pages     = {138, 13 S.: graph Darst.},
  year      = {1984},
  language  = {de}
}
@article{GruetersHiemenz1980,
  author    = {Gr{\"u}ters, Hugo and Hiemenz, C.},
  title     = {Berechnung des Verzugs und der Schwindung von PUR-Strukturschaumplatten},
  series = {Kunststoffe. 70 (1980), H. 4},
  journal   = {Kunststoffe. 70 (1980), H. 4},
  isbn      = {0023-5563},
  pages     = {228 -- 233},
  year      = {1980},
  language  = {de}
}
@article{GruetersGitschner1981,
  author    = {Gr{\"u}ters, Hugo and Gitschner, H.-W.},
  title     = {Diffusionsbedingte Eigenspannungen (Quellspannungen) und Deformationszust{\"a}nde in anisotropen glasfaserverst{\"a}rkten Mehrschichten-Verbundwerkstoffen. Gitschner, H.-W.; Gr{\"u}ters, H.},
  series = {Kunststoffe. 71 (1981), H. 3},
  journal   = {Kunststoffe. 71 (1981), H. 3},
  isbn      = {0023-5563},
  pages     = {178 -- 183},
  year      = {1981},
  language  = {de}
}
@article{GruetersHacklWillms1990,
  author    = {Gr{\"u}ters, Hugo and Hackl, K. and Willms, H.},
  title     = {Stress and strain analyses of rectangular glass plates for large deformations. Part 1. Dimensioning of rectangular plates under surface load and/or line load.},
  series = {Glastechnische Berichte. 63 (1990), H. 3},
  journal   = {Glastechnische Berichte. 63 (1990), H. 3},
  isbn      = {0017-1085},
  pages     = {69 -- 77},
  year      = {1990},
  language  = {en}
}
@article{SchneiderSchneider2007,
  author    = {Schneider, Bettina and Schneider, Wilhelm},
  title     = {[Kapitel 11] : Unternehmenssteuern / von Bettina und Wilhelm Schneider},
  series = {Business-Management f{\"u}r Ingenieure : beurteilen - entscheiden - gestalten / Rolf Grap (Hrsg.). - (REFA-Fachbuchreihe Unternehmensentwicklung)},
  journal   = {Business-Management f{\"u}r Ingenieure : beurteilen - entscheiden - gestalten / Rolf Grap (Hrsg.). - (REFA-Fachbuchreihe Unternehmensentwicklung)},
  publisher = {Hanser},
  address   = {M{\"u}nchen},
  isbn      = {978-3-446-41256-9},
  pages     = {397 -- 413},
  year      = {2007},
  language  = {de}
}
@article{KotterRiekert1979,
  author    = {Kotter, Michael and Riekert, L.},
  title     = {The influence of impregnation, drying and activation on the activity and distribution of CuO on \&\#945;-Alumina},
  series = {Preparation of Catalysts II : scientific bases for the preparation of heterogeneous catalysts ; Proceedings of the Second International Symposium, Louvain-la-Neuve, September 4-7, 1978 / Eds.: B. Delmon ... - (Studies in surface science and catalysis ; 3)},
  journal   = {Preparation of Catalysts II : scientific bases for the preparation of heterogeneous catalysts ; Proceedings of the Second International Symposium, Louvain-la-Neuve, September 4-7, 1978 / Eds.: B. Delmon ... - (Studies in surface science and catalysis ; 3)},
  publisher = {Elsevier},
  address   = {Amsterdam [u.a.]},
  isbn      = {0-444-41733-8},
  pages     = {51 -- 63},
  year      = {1979},
  language  = {en}
}
@article{Zimmermann2007,
  author    = {Zimmermann, Doris},
  title     = {[Kapitel 7] : Externes Rechnungswesen},
  series = {Business-Management f{\"u}r Ingenieure : beurteilen - entscheiden - gestalten / Rolf Grap (Hrsg.). - (REFA-Fachbuchreihe Unternehmensentwicklung)},
  journal   = {Business-Management f{\"u}r Ingenieure : beurteilen - entscheiden - gestalten / Rolf Grap (Hrsg.). - (REFA-Fachbuchreihe Unternehmensentwicklung)},
  publisher = {Hanser},
  address   = {M{\"u}nchen},
  isbn      = {978-3-446-41256-9},
  pages     = {208 -- 273},
  year      = {2007},
  language  = {de}
}
@article{Balzer2007,
  author    = {Balzer, Hermann},
  title     = {[Kapitel 8] : Kosten- und Erl{\"o}srechnung},
  series = {Business-Management f{\"u}r Ingenieure : beurteilen - entscheiden - gestalten / Rolf Grap (Hrsg.). - (REFA-Fachbuchreihe Unternehmensentwicklung)},
  journal   = {Business-Management f{\"u}r Ingenieure : beurteilen - entscheiden - gestalten / Rolf Grap (Hrsg.). - (REFA-Fachbuchreihe Unternehmensentwicklung)},
  publisher = {Hanser},
  address   = {M{\"u}nchen},
  isbn      = {978-3-446-41256-9},
  pages     = {274 -- 355},
  year      = {2007},
  language  = {de}
}
@article{Stippel2007,
  author    = {Stippel, Nicola},
  title     = {[Kapitel 9] : Investitionsrechnung},
  series = {Business-Management f{\"u}r Ingenieure : beurteilen - entscheiden - gestalten / Rolf Grap (Hrsg.). - (REFA-Fachbuchreihe Unternehmensentwicklung)},
  journal   = {Business-Management f{\"u}r Ingenieure : beurteilen - entscheiden - gestalten / Rolf Grap (Hrsg.). - (REFA-Fachbuchreihe Unternehmensentwicklung)},
  publisher = {Hanser},
  address   = {M{\"u}nchen},
  isbn      = {978-3-446-41256-9},
  pages     = {356 -- 374},
  year      = {2007},
  language  = {de}
}
@article{MackensteinGrap2007,
  author    = {Mackenstein, Hans and Grap, Rolf},
  title     = {[Kapitel 1] : Einf{\"u}hrung in die Betriebswirtschaftslehre und das Management},
  series = {Business-Management f{\"u}r Ingenieure : beurteilen - entscheiden - gestalten / Rolf Grap (Hrsg.). - (REFA-Fachbuchreihe Unternehmensentwicklung)},
  journal   = {Business-Management f{\"u}r Ingenieure : beurteilen - entscheiden - gestalten / Rolf Grap (Hrsg.). - (REFA-Fachbuchreihe Unternehmensentwicklung)},
  publisher = {Hanser},
  address   = {M{\"u}nchen},
  isbn      = {978-3-446-41256-9},
  pages     = {1 -- 16},
  year      = {2007},
  language  = {de}
}
@article{Call2007,
  author    = {Call, Guido},
  title     = {[Kapitel 3] : Marketing und Vetrieb},
  series = {Business-Management f{\"u}r Ingenieure : beurteilen - entscheiden - gestalten / Rolf Grap (Hrsg.). - (REFA-Fachbuchreihe Unternehmensentwicklung)},
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  publisher = {Hanser},
  address   = {M{\"u}nchen},
  isbn      = {978-3-446-41256-9},
  pages     = {34 -- 57},
  year      = {2007},
  language  = {de}
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  series = {Chemical engineering science . 37 (1982), H. 4},
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  isbn      = {0009-2509},
  pages     = {581 -- 584},
  year      = {1982},
  language  = {en}
}
@article{KotterHaefelePrinzetal.1983,
  author    = {Kotter, Michael and H{\"a}fele, E. and Prinz, D. and Riekert, L.},
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  journal   = {Chemie - Ingenieur - Technik. 55 (1983), H. 2},
  isbn      = {0009-286X},
  pages     = {148 -- 149},
  year      = {1983},
  language  = {de}
}
@article{Kotter1983,
  author    = {Kotter, Michael},
  title     = {Herstellung von Tr{\"a}nkkatalysatoren als verfahrenstechnische Aufgabe},
  series = {Chemie - Ingenieur - Technik. 55 (1983), H. 3},
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  isbn      = {0009-286X},
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  year      = {1983},
  language  = {de}
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  author    = {Artmann, Gerhard and Hueck, Isgard S. and Rossiter, Katharine and Schmid-Sch{\"o}nbein, Geert W.},
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  year      = {2008},
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@book{Artmann2008,
  author    = {Artmann, Gerhard},
  title     = {Bioengineering in Cell and Tissue Research / Artmann, Gerhard M. ; Chien, Shu (Eds.)},
  publisher = {Springer},
  address   = {Berlin},
  isbn      = {978-3-540-75408-4},
  year      = {2008},
  language  = {en}
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@article{Rick2007,
  author    = {Rick, Heino},
  title     = {Steuerliche Aspekte zum Vertragsarztrechts{\"a}nderungsgesetz (V{\"A}ndG) 2007},
  series = {BVGD-Info : Mitteilungen des Bundesverbandes Gastroenterologie Deutschland. 2 (2007), H. 4},
  journal   = {BVGD-Info : Mitteilungen des Bundesverbandes Gastroenterologie Deutschland. 2 (2007), H. 4},
  pages     = {91 -- 92},
  year      = {2007},
  language  = {de}
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@article{MuellerVeggianGarbeNouretal.2005,
  author    = {M{\"u}ller-Veggian, Mattea and Garbe, S. and Nour, Y. and Wolf, K.},
  title     = {468 Scatter dose determination at the eye lens during a mask based whole brain radiotherapy (WBRT)},
  series = {Radiotherapy and Oncology},
  volume    = {76},
  journal   = {Radiotherapy and Oncology},
  number    = {Suppl. 2},
  publisher = {Elsevier},
  address   = {Amsterdam},
  issn      = {0167-8140},
  doi       = {10.1016/S0167-8140(05)81444-6},
  pages     = {S202},
  year      = {2005},
  language  = {en}
}