@book{MertensVeldenKelmetal.2000,
  author    = {Mertens, Josef and Velden, Alexander van der and Kelm, Roland and Kokan, David},
  title     = {Application of MDO to large subsonic transport aircraft},
  publisher = {American Institute of Aeronautics and Astronautics},
  address   = {Reston, Va.},
  pages     = {12 S. : zahlr. Ill. u. graph. Darst.},
  year      = {2000},
  language  = {en}
}
@article{WittmannKehrWillnecker2000,
  author    = {Wittmann, Klaus and Kehr, J. and Willnecker, R.},
  title     = {Decentralized Payload Operations Concept for Columbus},
  year      = {2000},
  language  = {en}
}
@article{BohnFunkeHeueretal.2000,
  author    = {Bohn, Dieter and Funke, Harald and Heuer, Tom and B{\"u}tikofer, J.},
  title     = {Numerical and experimental investigations of the influence of different swirl-ratios on the temperature streak equalization in a 4-stage turbine},
  series = {ASME Turbo Expo 2000 ; Munich, May 8-11 2000},
  journal   = {ASME Turbo Expo 2000 ; Munich, May 8-11 2000},
  address   = {Munich},
  year      = {2000},
  language  = {en}
}
@article{Wittmann2000,
  author    = {Wittmann, Klaus},
  title     = {Overview of Space Operations at DLR},
  year      = {2000},
  language  = {en}
}