@book{Waehlisch2009,
  author    = {W{\"a}hlisch, Georg},
  title     = {Technisches Zeichnen : Vorlesung und {\"U}bungen},
  publisher = {Shaker},
  address   = {Aachen},
  isbn      = {978-3-8322-8044-4},
  pages     = {IV, 120, 80 S. : Ill., graph. Darst.},
  year      = {2009},
  language  = {de}
}
@article{SchwarzerdaSilvaHoffschmidtetal.2009,
  author    = {Schwarzer, Klemens and da Silva, Vieira E. and Hoffschmidt, Bernhard and Schwarzer, T.},
  title     = {A new solar desalination system with heat recovery for decentralised drinking water production},
  series = {Desalination. 248 (2009), H. 1-3},
  journal   = {Desalination. 248 (2009), H. 1-3},
  publisher = {Elsevier},
  address   = {Amsterdam},
  isbn      = {0011-9164},
  pages     = {204 -- 211},
  year      = {2009},
  language  = {en}
}
@article{Pieper2009,
  author    = {Pieper, Martin},
  title     = {Vector hyperinterpolation on the sphere},
  series = {Journal of approximation theory. 156 (2009), H. 2},
  journal   = {Journal of approximation theory. 156 (2009), H. 2},
  isbn      = {0021-9045},
  pages     = {173 -- 186},
  year      = {2009},
  language  = {en}
}
@article{MottaghyPechnig2009,
  author    = {Mottaghy, Darius and Pechnig, Renate},
  title     = {Numerische 3D Modelle zur Temperaturvorhersage und Reservoirsimulationen},
  series = {BBR - Fachmagazin f{\"u}r Brunnen- und Leitungsbau},
  volume    = {60},
  journal   = {BBR - Fachmagazin f{\"u}r Brunnen- und Leitungsbau},
  number    = {10},
  pages     = {44 -- 51},
  year      = {2009},
  language  = {de}
}
@incollection{MottaghyMajorowiczRath2009,
  author    = {Mottaghy, Darius and Majorowicz, Jacek and Rath, Volker},
  title     = {Ground Surface Temperature Histories Reconstructed from Boreholes in Poland: Implications for Spatial Variability},
  series = {The Polish Climate in the European Context: An Historical Overview},
  booktitle = {The Polish Climate in the European Context: An Historical Overview},
  publisher = {Springer Science+Business Media},
  address   = {Dordrecht},
  isbn      = {978-90-481-3167-9},
  doi       = {10.1007/978-90-481-3167-9_17},
  pages     = {375 -- 387},
  year      = {2009},
  language  = {en}
}
@incollection{MichelsBorchert2009,
  author    = {Michels, A. and Borchert, J{\"o}rg},
  title     = {Beschaffungsstrategien an der Schnittstelle Energiehandel/Vertrieb},
  series = {Energiehandel in Europa},
  booktitle = {Energiehandel in Europa},
  editor    = {Zenke, Ines},
  edition   = {2. Aufl.},
  publisher = {Beck},
  address   = {M{\"u}nchen},
  isbn      = {978-3-406-58373-5},
  pages     = {467 -- 481},
  year      = {2009},
  language  = {de}
}
@inproceedings{MeskourisHollerButenwegetal.2009,
  author    = {Meskouris, Konstantin and Holler, Stefan and Butenweg, Christoph and Meiners, Daniel},
  title     = {A multiphase model with hypoplastic formulation of the solid phase and its application to earthquake engineering problems},
  series = {Computational structural dynamics and earthquake engineering / ed. by Manolis Papadrakakis .... (Structures and infrastructures series ; 2)},
  booktitle = {Computational structural dynamics and earthquake engineering / ed. by Manolis Papadrakakis .... (Structures and infrastructures series ; 2)},
  publisher = {CRC Press},
  address   = {Boca Raton, Fla. [u.a.]},
  isbn      = {978-0-415-45261-8},
  doi       = {10.1201/9780203881637.ch19},
  pages     = {293 -- 308},
  year      = {2009},
  language  = {en}
}
@article{MeskourisButenwegGellert2009,
  author    = {Meskouris, Konstantin and Butenweg, Christoph and Gellert, Christoph},
  title     = {Iterativ verbessert : die RWTH Aachen entwickelt eine Software f{\"u}r einfache Nachweise von Mauerwerksbauten in Erdbebengebieten},
  series = {Deutsches Ingenieur-Blatt : Ingenieurwesen, Bautechnik, Umweltschutz ; Organ der deutschen Ingenieurkammern / Hrsg.: Bundes-Ingenieurkammer e.V.},
  journal   = {Deutsches Ingenieur-Blatt : Ingenieurwesen, Bautechnik, Umweltschutz ; Organ der deutschen Ingenieurkammern / Hrsg.: Bundes-Ingenieurkammer e.V.},
  number    = {Heft 5},
  publisher = {Rauh Medien GmbH},
  address   = {Wandlitz},
  issn      = {2365-192X},
  pages     = {31 -- 36},
  year      = {2009},
  language  = {de}
}
@article{MeskourisButenwegGellert2009,
  author    = {Meskouris, Konstantin and Butenweg, Christoph and Gellert, Christoph},
  title     = {Einfache Nachweise : einige Beispiele f{\"u}r die Anwendung des Bemessungsprogramms der RWTH Aachen f{\"u}r den Nachweis von Mauerwerksbauten in Erdbebengebieten},
  series = {Deutsches Ingenieur-Blatt : Ingenieurwesen, Bautechnik, Umweltschutz ; Organ der deutschen Ingenieurkammern / Hrsg.: Bundes-Ingenieurkammer e.V.},
  journal   = {Deutsches Ingenieur-Blatt : Ingenieurwesen, Bautechnik, Umweltschutz ; Organ der deutschen Ingenieurkammern / Hrsg.: Bundes-Ingenieurkammer e.V.},
  number    = {Heft 6},
  publisher = {Rauh Medien GmbH},
  address   = {Wandlitz},
  issn      = {0946-2422},
  pages     = {26 -- 29},
  year      = {2009},
  language  = {de}
}
@incollection{LintzelBorchert2009,
  author    = {Lintzel, P. and Borchert, J{\"o}rg},
  title     = {Risiken des Handels},
  series = {Energiehandel in Europa},
  booktitle = {Energiehandel in Europa},
  editor    = {Zenke, Ines},
  edition   = {2. Aufl.},
  publisher = {Beck},
  address   = {M{\"u}nchen},
  isbn      = {978-3-406-58373-5},
  pages     = {239 -- 247},
  year      = {2009},
  language  = {de}
}
@article{KernKloetersPferdmenges2009,
  author    = {Kern, Alexander and Kl{\"o}ters, Georg and Pferdmenges, J{\"o}rg},
  title     = {Blitzschutzoptimierung in der LST an nicht-elektrifizierten Strecken},
  series = {Signal und Draht. 101 (2009), H. 4},
  journal   = {Signal und Draht. 101 (2009), H. 4},
  publisher = {DVV Media Group},
  address   = {Hamburg},
  isbn      = {0037-4997},
  pages     = {17 -- 21},
  year      = {2009},
  language  = {de}
}
@article{KernBeierlZischank2009,
  author    = {Kern, Alexander and Beierl, O. and Zischank, W.},
  title     = {DIN EN 62 305-3 - Berechnung des Trennungsabstands (Anmerkungen zur Anwendung der Berechnungsverfahren und vereinfachte Verfahren zur Absch{\"a}tzung der Stromaufteilung) / Kern, A. ; Beierl, O. ; Zischank, W.},
  series = {Elektropraktiker. 63 (2009), H. 3},
  journal   = {Elektropraktiker. 63 (2009), H. 3},
  publisher = {HUSS-MEDIEN GmbH},
  address   = {Berlin},
  isbn      = {0013-5569},
  pages     = {218 -- 222},
  year      = {2009},
  language  = {de}
}
@article{Kern2009,
  author    = {Kern, Alexander},
  title     = {{\"U}berarbeitung der Blitzschutznorm IEC 62305},
  series = {Elektropraktiker. 63 (2009), H. 4},
  journal   = {Elektropraktiker. 63 (2009), H. 4},
  isbn      = {0013-5569},
  pages     = {391 -- 394},
  year      = {2009},
  language  = {de}
}
@article{HoltschoppenButenwegMeskouris2009,
  author    = {Holtschoppen, Britta and Butenweg, Christoph and Meskouris, Konstantin},
  title     = {Seismic design of non-structural components in industrial facilities},
  series = {International journal of engineering under uncertainty},
  volume    = {Volume 1},
  journal   = {International journal of engineering under uncertainty},
  issn      = {0975-4806},
  pages     = {1 -- 13},
  year      = {2009},
  language  = {en}
}
@article{HoltschoppenButenwegMeskouris2009,
  author    = {Holtschoppen, B. and Butenweg, Christoph and Meskouris, Konstantin},
  title     = {Erdbebensichere Auslegung von Industrieanlagen},
  series = {Der Bauingenieur : die richtungsweisende Zeitschrift im Bauingenieurswesen ; offizielle Zeitschrift der VDI-Gesellschaft Bautechnik},
  journal   = {Der Bauingenieur : die richtungsweisende Zeitschrift im Bauingenieurswesen ; offizielle Zeitschrift der VDI-Gesellschaft Bautechnik},
  number    = {M{\"a}rz},
  publisher = {VDI Fachmedien},
  address   = {D{\"u}sseldorf},
  issn      = {0005-6650},
  pages     = {S9 -- S14},
  year      = {2009},
  language  = {de}
}
@inproceedings{HellmannsHartungDilgeretal.2009,
  author    = {Hellmanns, Mark and Hartung, I. and Dilger, Klaus and B{\"o}hm, Stefan},
  title     = {Quality assurance of manual guided joining and welding devices},
  series = {Proceedings of the IIW International Conference on Advances in Welding and Allied Technologies : July 16 - 17, 2009, Singapore},
  booktitle = {Proceedings of the IIW International Conference on Advances in Welding and Allied Technologies : July 16 - 17, 2009, Singapore},
  publisher = {International Institute of Welding},
  address   = {Roissy},
  isbn      = {9789810832605},
  pages     = {219 -- 222},
  year      = {2009},
  language  = {en}
}
@inproceedings{HartungDilgerHellmannsetal.2009,
  author    = {Hartung, I. and Dilger, Klaus and Hellmanns, Mark and B{\"o}hme, Stefan},
  title     = {Repair of non-weldable steel structures to extend the life cycle},
  series = {Proceedings of the IIW International Conference on Advances in Welding and Allied Technologies : July 16 - 17, 2009, Singapore. (Welding in the world ; 53.2009, special issue)},
  booktitle = {Proceedings of the IIW International Conference on Advances in Welding and Allied Technologies : July 16 - 17, 2009, Singapore. (Welding in the world ; 53.2009, special issue)},
  publisher = {Springer},
  address   = {Berlin [u.a.]},
  organization    = {International Institute of Welding},
  isbn      = {978-981-08-3259-9},
  pages     = {569 -- 574},
  year      = {2009},
  language  = {en}
}
@inproceedings{GoemmelKobNiendorfetal.2009,
  author    = {G{\"o}mmel, Andreas and Kob, Malte and Niendorf, Thoralf and Butenweg, Christoph},
  title     = {An approach for numerical calculation of glottal flow during glottal closure},
  series = {Proceedings / NAG/DAGA 2009, International Conference on Acoustics : Rotterdam, 23 - 26 March 2009 ; [including the 35th German Annual Conference on Acoustics (DAGA)] / [organisers: Acoustical Society of the Netherlands (NAG); German Acoustical Society (DEGA) ...]. Ed. by Marinus M. Boone},
  booktitle = {Proceedings / NAG/DAGA 2009, International Conference on Acoustics : Rotterdam, 23 - 26 March 2009 ; [including the 35th German Annual Conference on Acoustics (DAGA)] / [organisers: Acoustical Society of the Netherlands (NAG); German Acoustical Society (DEGA) ...]. Ed. by Marinus M. Boone},
  publisher = {DEGA},
  address   = {Berlin},
  organization    = {NAG DAGA <2009, Rotterdam>},
  isbn      = {978-3-9808659-6-8},
  pages     = {1722 -- 1725},
  year      = {2009},
  language  = {en}
}
@book{Goldbach2009,
  author    = {Goldbach, Daniel},
  title     = {Zur Verbesserung des Fahrverhaltens von Zugfahrzeug-Anh{\"a}nger-Gespannen. (Fortschrittberichte VDI. Reihe 12, Verkehrstechnik, Fahrzeugtechnik ; Nr. 703)},
  publisher = {VDI-Verl.},
  address   = {D{\"u}sseldorf},
  isbn      = {978-3-18-370312-8},
  pages     = {XII, 171 S. : Ill., graph. Darst.},
  year      = {2009},
  language  = {de}
}
@inproceedings{GellertButenweg2009,
  author    = {Gellert, Christoph and Butenweg, Christoph},
  title     = {Nichtlinearer Erdbebennachweis von Mauerwerksbauten},
  series = {Erdbeben und Mauerwerk : 11. D-A-CH-Tagung 2009 ; [10./11. September 2009 in Z{\"u}rich] / SGEB, Swiss Society for Earthquake Engineering and Structural Dynamics; Schweizerischer Ingenieur- und Architektenverein, Fachgruppe f{\"u}r Br{\"u}ckenbau und Hochbau. [Hrsg. Dazio, Alessandro ...]},
  booktitle = {Erdbeben und Mauerwerk : 11. D-A-CH-Tagung 2009 ; [10./11. September 2009 in Z{\"u}rich] / SGEB, Swiss Society for Earthquake Engineering and Structural Dynamics; Schweizerischer Ingenieur- und Architektenverein, Fachgruppe f{\"u}r Br{\"u}ckenbau und Hochbau. [Hrsg. Dazio, Alessandro ...]},
  publisher = {SIA},
  address   = {Z{\"u}rich},
  organization    = {D-A-C-H Tagung <11, 2009, Z{\"u}rich>},
  isbn      = {978-3-03732-021-1},
  pages     = {125 -- 132},
  year      = {2009},
  language  = {de}
}