@inproceedingsBendfeld_Splett_2009, title=Effects of Offshore Wind Energy Fluctuations on the Intra-day spot-market in Germany, booktitle=10th IAEE European Conference (International Association for Energy Economics): Energy, Policies and Technologies for Sustainable Economies; Wien, Österreich, September 2009, author=Bendfeld, Jörg and Splett, Michael, year=2009 

@inproceedingsBendfeld_Splett_2009, title=Reduction of CO2 Emission of conventional utilities using offshore wind energy - possibilities and prospects, booktitle=European Offshore Wind 2009 Conference &; Exhibition (EoW), author=Bendfeld, Jörg and Splett, Michael, year=2009 

@inproceedingsBendfeld_Splett_2009, title=Smoothing effects of the natural combination potential at spacious distributed offshore wind farms to reduce the input variability, booktitle=Proceedings of the European Offshore Wind 2009 Conference &; Exhibition (EoW), author=Bendfeld, Jörg and Splett, Michael, year=2009 

@inproceedingsBendfeld_Splett_2009, title=The influcence of offshore wind energy on pricing at the intra-day spot market in Germany, booktitle=Proceedings of the European Offshore Wind 2009 Conference &; Exhibition (EoW), author=Bendfeld, Jörg and Splett, Michael, year=2009 

@inproceedingsBendfeld_Tigges_Splett_Voss_2009, title=Reducing the Feed-in Fluctuations of Offshore Wind Farms by Biogas Plants, booktitle=Proceedings of the WORLD ENERGY ENGINEERING CONGRESS, Washington Convention Center, Washington, DC, November 2009, author=Bendfeld, Jörg and Tigges, Martin and Splett, Michael and Voss, Jürgen, year=2009 

@inproceedingsBendfeld_Splett_Tigges_2009, title=FLUKTUATIONSKOMPENSATION DER OFFSHORE-WINDENERGIE MITTELS VERTEILTER BIOGASKRAFTWERKE, booktitle=IRES 2009: 4. Internationale Konferenz zur Speicherung Erneuerbarer Energien, Berlin, author=Bendfeld, Jörg and Splett, Michael and Tigges, Martin, year=2009 

@inproceedingsKrauter_Preiss_2009, title=Comparison of module temperature measurement methods., booktitle=Proceedings of the 34th IEEE Photovoltaic SpecialistsConference,  Philadelphia (USA), June 7-12,2009 , author=Krauter, Stefan and Preiss, A., year=2009 

@articleBeutner_Frehe_Kremer_Zoyke_2009, title=Individuelle Förderung - Einblicke in Strukturen und erste empirische Ergebnisse des Modellprojekts InLab, number=47, journal=Kölner Zeitschrift für Wirtschaft und Pädagogik, author=Beutner, Marc and Frehe, Petra and Kremer, H.-Hugo and Zoyke, A., year=2009, pages=15–39 

@articleBeutner_Gebbe_Kremer_2009, title=Berufsbildung im Justizvollzug - Das Projekt TANDEM, number=47, journal=Kölner Zeitschrift für Wirtschaft und Pädagogik, author=Beutner, Marc and Gebbe, M. and Kremer, H.-Hugo, year=2009, pages=39–70 

@articleKremer_Zoyke_2009, title=Individuelle Förderung von Kompetenzen - Curriculare und didaktisch-methodische Optionen, number=2, journal=Erziehungswissenschaft und Beruf, author=Kremer, H.-Hugo and Zoyke, Andrea, year=2009, pages=163–175