@article{HeuermannHoltrup2009,
  author    = {Heuermann, Holger and Holtrup, Stephan},
  title     = {Fundamentals and ignition of a microplasma at 2.45 GHZ / Holtrup, Stephan ; Heuermann, Holger},
  series = {European Microwave Conference, 2009 : EuMC 2009 ; Sept. 29, 2009 - Oct. 1, 2009, Rome, Italy ; part of European Microwave Week (EuMW) / sponsored by EuMA, European Microwave Association ... Endorsed by IEEE},
  journal   = {European Microwave Conference, 2009 : EuMC 2009 ; Sept. 29, 2009 - Oct. 1, 2009, Rome, Italy ; part of European Microwave Week (EuMW) / sponsored by EuMA, European Microwave Association ... Endorsed by IEEE},
  publisher = {IEEE},
  address   = {Piscataway, NJ},
  isbn      = {978-1-4244-4748-0},
  pages     = {1607 -- 1609},
  year      = {2009},
  language  = {en}
}
@article{HeuermannIbrahim2009,
  author    = {Heuermann, Holger and Ibrahim, Irfan},
  title     = {Improvements in the flicker noise reduction technique for osillator designs / Ibrahim, Irfan ; Heuermann, Holger},
  series = {European Microwave Conference, 2009 : EuMC 2009 ; Sept. 29, 2009 - Oct. 1, 2009, Rome, Italy ; part of European Microwave Week (EuMW) / sponsored by EuMA, European Microwave Association ... Endorsed by IEEE},
  journal   = {European Microwave Conference, 2009 : EuMC 2009 ; Sept. 29, 2009 - Oct. 1, 2009, Rome, Italy ; part of European Microwave Week (EuMW) / sponsored by EuMA, European Microwave Association ... Endorsed by IEEE},
  publisher = {IEEE},
  address   = {Piscataway, NJ},
  isbn      = {978-1-4244-4748-0},
  pages     = {1215 -- 1218},
  year      = {2009},
  language  = {en}
}
@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}
}
@book{BaltzerZulaufLocheretal.2009,
  author    = {Baltzer, Wolfgang and Zulauf, Christoph and Locher, Peter and Steinhauer, Bernhard},
  title     = {Bewertung der Sicherheit von Strassentunneln / Zulauf, Christoph ; Locher, Peter ; Steinhauer, Bernhard ; Mayer, Georg ; Zimmermann, Uwe ; Baltzer, Wolfgang ; Riepe, Werner ; K{\"u}ndig, Peter},
  publisher = {Wirtschaftsverlag NW},
  address   = {Bremerhaven},
  isbn      = {978-3-86509-909-9},
  pages     = {48 S.},
  year      = {2009},
  language  = {de}
}
@article{WeberLacoKunetal.2009,
  author    = {Weber, Hans-Joachim and Laco, Filip and Kun, Ma and Ramakrishna, S.},
  title     = {The dose effect of human bone marrow-derived mesenchymal stem cells on epidermal development in organotypic co-culture / Laco, Filip ; Kun, Ma ; Weber, Hans Joachim ; Ramakrishna, S. ; Chan, Casey K.},
  series = {Journal of Dermatological Science. 55 (2009), H. 3},
  journal   = {Journal of Dermatological Science. 55 (2009), H. 3},
  isbn      = {0923-1811},
  pages     = {150 -- 160},
  year      = {2009},
  language  = {en}
}
@article{Tietze2009,
  author    = {Tietze, J{\"u}rgen},
  title     = {Die Elastizit{\"a}t {\"o}konomischer Funktionen},
  series = {Das Wirtschaftsstudium : Wisu. 38 (2009), H. 8/9},
  journal   = {Das Wirtschaftsstudium : Wisu. 38 (2009), H. 8/9},
  publisher = {Lange},
  address   = {D{\"u}sseldorf},
  isbn      = {0340-3084},
  pages     = {1179 -- 1187},
  year      = {2009},
  language  = {de}
}
@article{Focke2009,
  author    = {Focke, Markus},
  title     = {Flussorientierung in der Beschaffungslogistik: ein Ansatz zur Optimierung auf Basis des Toyota Produktionssystems},
  series = {M{\"a}rkte, Anwendungsfelder und Technologien in der Logistik : Ergebnisse und Reflexion von 20 Jahren Logistikforschung ; Festschrift f{\"u}r Peter Klaus / Stefanie M{\"u}ller ... (Hrsg.)},
  journal   = {M{\"a}rkte, Anwendungsfelder und Technologien in der Logistik : Ergebnisse und Reflexion von 20 Jahren Logistikforschung ; Festschrift f{\"u}r Peter Klaus / Stefanie M{\"u}ller ... (Hrsg.)},
  publisher = {Gabler},
  address   = {Wiesbaden},
  isbn      = {978-3-8349-1821-5},
  pages     = {25 -- 44},
  year      = {2009},
  language  = {de}
}
@article{WilsonBlome2009,
  author    = {Wilson, T. L. and Blome, Hans-Joachim},
  title     = {The Pioneer anomaly and a rotating G{\"o}del universe},
  series = {Advances in Space Research},
  volume    = {44},
  journal   = {Advances in Space Research},
  number    = {11},
  isbn      = {0273-1177},
  pages     = {1345 -- 1353},
  year      = {2009},
  language  = {en}
}
@article{Stulpe2009,
  author    = {Stulpe, Werner},
  title     = {Projection},
  series = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  journal   = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  publisher = {Springer},
  address   = {Berlin},
  isbn      = {978-3-540-70622-9},
  pages     = {497 -- 499},
  year      = {2009},
  language  = {en}
}
@article{Stulpe2009,
  author    = {Stulpe, Werner},
  title     = {Self-Adjoint Operator},
  series = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  journal   = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  publisher = {Springer},
  address   = {Berlin},
  isbn      = {978-3-540-70622-9},
  pages     = {692 -- 697},
  year      = {2009},
  language  = {en}
}
@article{Stulpe2009,
  author    = {Stulpe, Werner},
  title     = {Unitary Operator},
  series = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  journal   = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  publisher = {Springer},
  address   = {Berlin},
  isbn      = {978-3-540-70622-9},
  pages     = {807 -- 809},
  year      = {2009},
  language  = {en}
}
@book{Grotendorst2009,
  author    = {Grotendorst, Johannes},
  title     = {Multiscale Simulation Methods in Molecular Sciences : Institute for Advanced Simulation (IAS) ; winter school, 2 - 6 March 2009, Forschungszentrum J{\"u}lich, Germany ; lecture notes},
  address   = {J{\"u}lich},
  isbn      = {978-3-9810843-8-2},
  pages     = {576 S. : graph. Darst.},
  year      = {2009},
  language  = {en}
}
@article{AminTemizArtmannArtmannetal.2009,
  author    = {Amin, Rashid and Temiz Artmann, Ayseg{\"u}l and Artmann, Gerhard and Lazarovici, Philip and Lelkes, Peter I.},
  title     = {Permeability of an In Vitro Model of Blood Brain Barrier (BBB)},
  series = {13th International Conference on Biomedical Engineering / Lim, Chwee Teck [Ed.]},
  journal   = {13th International Conference on Biomedical Engineering / Lim, Chwee Teck [Ed.]},
  isbn      = {978-3-540-92841-6},
  pages     = {81 -- 84},
  year      = {2009},
  language  = {en}
}
@book{SchmitzGoettscheHoffschmidt2009,
  author    = {Schmitz, Stefan and G{\"o}ttsche, Joachim and Hoffschmidt, Bernhard},
  title     = {Entwicklung von Mikrospiegelsystemen f{\"u}r solarthermische Kraftwerke (Mikrohelix) [Elektronische Ressource] : Abschlussbericht ; Berichtszeitraum: 01.07.2006 - 30.06.2009},
  publisher = {FH Aachen, Campus J{\"u}lich, Solar-Inst. [u.a.]},
  address   = {J{\"u}lich},
  pages     = {Online-Ressource (81 S., 2,83 MB) : Ill., graph. D},
  year      = {2009},
  language  = {de}
}
@book{Dielmann2009,
  author    = {Dielmann, Klaus-Peter},
  title     = {Integration des CROWN-Systems in die Biogasgewinnung [Elektronische Ressource] : Abschlussbericht / K. Dielmann},
  publisher = {FH Aachen, Fachbereich 10 NOWUM-Energy},
  address   = {J{\"u}lich},
  pages     = {Online Ressource (68 S., 3,20 MB) : Ill., graph. D},
  year      = {2009},
  language  = {de}
}
@article{BehbahaniTranWalugaetal.2009,
  author    = {Behbahani, Mehdi and Tran, L. and Waluga, C. and Behr, M. and Oedekoven, B. and Mottaghy, K.},
  title     = {Model-based Numerical Analysis of Platelet Adhesion, Thrombus Growth and Aggregation for Assist Devices},
  series = {The International Journal of Artificial Organs. 32 (2009), H. 7},
  journal   = {The International Journal of Artificial Organs. 32 (2009), H. 7},
  isbn      = {0391-3988},
  pages     = {398 -- 398},
  year      = {2009},
  language  = {en}
}
@article{GoettscheSchwarzerRoetheretal.2009,
  author    = {G{\"o}ttsche, Joachim and Schwarzer, Klemens and R{\"o}ther, S. and Jellinghaus, Sabine},
  title     = {Efficient daylighting, heating and shading with rooflight heliostats},
  series = {Conference Internationale Energie Solaire et Batiment},
  journal   = {Conference Internationale Energie Solaire et Batiment},
  publisher = {EPFL},
  address   = {Lausanne},
  pages     = {243 -- 248},
  year      = {2009},
  language  = {en}
}
@article{GoettscheHoffschmidtSchmitzetal.2009,
  author    = {G{\"o}ttsche, Joachim and Hoffschmidt, Bernhard and Schmitz, Stefan and Sauerborn, Markus},
  title     = {Solar Concentrating Systems Using Small Mirror Arrays / G{\"o}ttsche, Joachim ; Hoffschmidt, Bernhard ; Schmitz, Stefan ; Sauerborn, Markus ; Buck, Reiner ; Teufel, Edgar ; Badst{\"u}bner, Karin ; Ifland, David ; Rebholz, Christian},
  series = {Proceedings of the 2nd International Conference on Energy Sustainability - 2008 : : presented ... August 10 - 14, 2008, Jacksonville, Florida, USA / sponsored by Advanced Energy Systems Division, ASME; Solar Energy Division, ASME},
  journal   = {Proceedings of the 2nd International Conference on Energy Sustainability - 2008 : : presented ... August 10 - 14, 2008, Jacksonville, Florida, USA / sponsored by Advanced Energy Systems Division, ASME; Solar Energy Division, ASME},
  publisher = {ASME},
  address   = {New York, NY},
  isbn      = {9780791843208},
  pages     = {1 -- 5},
  year      = {2009},
  language  = {en}
}
@article{BehbahaniWalugaStocketal.2009,
  author    = {Behbahani, Mehdi and Waluga, C. and Stock, S. and Mai, A. and Bergmann, B. and Behr, M. and Tran, L. and Vonderstein, K. and Scheidt, H. and Oedekoven, B. and Mottaghy, K.},
  title     = {Modelling and Numerical Analysis of Platelet Reactions and Surface Thrombus Growth},
  year      = {2009},
  language  = {en}
}
@article{FerreinJacobsSchifferetal.2009,
  author    = {Ferrein, Alexander and Jacobs, Stefan and Schiffer, Stefan and Beck, Daniel},
  title     = {Robust Collision Avoidance in Unknown Domestic Environments / Jacobs, Stefan ; Ferrein, Alexander ; Schiffer, Stefan ; Beck, Daniel ; Lakemeyer, Gerhard},
  series = {ROBOCUP 2009: ROBOT SOCCER WORLD CUP XIII},
  journal   = {ROBOCUP 2009: ROBOT SOCCER WORLD CUP XIII},
  publisher = {Springer},
  address   = {Berlin},
  pages     = {116 -- 127},
  year      = {2009},
  language  = {en}
}