@phdthesis{Betsch2009,
  author    = {Betsch, Matthias},
  title     = {Umbau einer Mikroturbine zu einer extern befeuerten Maschine mit Ankopplung an eine Station{\"a}re-Wirbelschichtfeuerung},
  publisher = {Univ. Rostock, Fakult{\"a}t f{\"u}r Maschinenbau und Schiffstechnik},
  address   = {Rostock},
  url       = {http://nbn-resolving.de/nbn:de:gbv:28-diss2009-0166-9},
  pages     = {150 S.},
  year      = {2009},
  language  = {de}
}
@phdthesis{Fleischhaker2009,
  author    = {Fleischhaker, Robert},
  title     = {Light propagation in dense and chiral media},
  year      = {2009},
  language  = {en}
}