@article{BuchholzAppelfellerSchulteindenBaeumen2006,
  author    = {Buchholz, Wolfgang and Appelfeller, Wieland and Schulte in den B{\"a}umen, Marcus},
  title     = {Prozesse optimieren},
  series = {Beschaffung aktuell (BA)},
  journal   = {Beschaffung aktuell (BA)},
  number    = {12},
  year      = {2006},
  language  = {mul}
}
@article{BuchholzAppelfellerSchulteindenBaeumen2006,
  author    = {Buchholz, Wolfgang and Appelfeller, Wieland and Schulte in den B{\"a}umen, Marcus},
  title     = {Materialgruppenstrategie},
  series = {Beschaffung aktuell},
  journal   = {Beschaffung aktuell},
  number    = {11},
  year      = {2006},
  language  = {mul}
}
@incollection{SchulteLittkemann2006,
  author    = {Schulte, K. and Littkemann, J.},
  title     = {Investitionscontrolling},
  series = {Littkemann, J. (Hrsg.): Unternehmenscontrolling - Konzepte, Instrumente, praktische Anwendungen mit durchg{\"a}ngiger Fallstudie},
  booktitle = {Littkemann, J. (Hrsg.): Unternehmenscontrolling - Konzepte, Instrumente, praktische Anwendungen mit durchg{\"a}ngiger Fallstudie},
  publisher = {NWB},
  address   = {Herne/Berlin},
  isbn      = {3482569215},
  pages     = {555 -- 666},
  year      = {2006},
  language  = {mul}
}
@book{LittkemannHoltupSchulte2006,
  author    = {Littkemann, J. and Holtup, M. and Schulte, K.},
  title     = {Buchf{\"u}hrung: Grundlagen - {\"U}bungen - Klausurvorbereitung},
  publisher = {Gabler},
  address   = {Wiesbaden},
  isbn      = {3409127070},
  year      = {2006},
  language  = {mul}
}
@book{Arlinghaus2006,
  author    = {Arlinghaus, Olaf},
  title     = {Praxishandbuch Turnaround Management - Liquidit{\"a}t sichern, Kosten senken, Wachstum steigern, Insolvenz vermeiden},
  publisher = {Gabler Verlag},
  address   = {Wiesbaden},
  year      = {2006},
  language  = {mul}
}
@book{Pooten2006,
  author    = {Pooten, Holger},
  title     = {W{\"a}hrungsumrechnung},
  edition   = {Lektion 4},
  publisher = {Euroforum},
  address   = {D{\"u}sseldorf},
  year      = {2006},
  language  = {mul}
}
@book{Pooten2006,
  author    = {Pooten, Holger},
  title     = {Latente Steuern},
  edition   = {Lektion 10},
  publisher = {Euroforum},
  address   = {D{\"u}sseldorf},
  year      = {2006},
  language  = {mul}
}