@book{HesselerG{\"o}rtz2007,
  author    = {Hesseler, Martin and G{\"o}rtz, Marcus},
  title     = {Basiswissen ERP-Systeme},
  publisher = {W3L-Verlag},
  address   = {Herdecke},
  isbn      = {978-3-937137-38-4},
  pages     = {X, 406},
  year      = {2007},
  language  = {de}
}
@book{Engels2009,
  author    = {Engels, Christoph},
  title     = {Basiswissen Business Intelligence},
  publisher = {W3L-Verlag},
  address   = {Herdecke},
  isbn      = {978-3-937137-37-7},
  pages     = {VIII, 200},
  year      = {2009},
  language  = {de}
}
@book{HesselerG{\"o}rtz2009,
  author    = {Hesseler, Martin and G{\"o}rtz, Marcus},
  title     = {ERP-Systeme im Einsatz},
  publisher = {W3L-Verlag},
  address   = {Herdecke},
  isbn      = {978-3-86834-006-8},
  pages     = {VII, 287},
  year      = {2009},
  language  = {de}
}
@book{Spitczok von BrisinskiVollmer2010,
  author    = {Spitczok von Brisinski, Niklas and Vollmer, Guy},
  title     = {Pragmatisches IT-Projektmanagement},
  publisher = {Dpunkt-Verlag},
  address   = {Heidelberg},
  isbn      = {978-3-89864-651-2},
  pages     = {XVI,265},
  year      = {2010},
  language  = {de}
}
@book{Lenze2010,
  author    = {Lenze, Burkhard},
  title     = {Einf{\"u}hrung in die Fourier-Analysis},
  publisher = {Logos-Verlag},
  address   = {Berlin},
  isbn      = {978-3-931216-46-7},
  pages     = {VI, 186},
  year      = {2010},
  language  = {de}
}
@book{MeinckeLuckeTavangarian2011,
  author    = {Meincke, Friedrich and Lucke, Ulrike and Tavangarian, Djanshid},
  title     = {DeLFI 2011},
  editor    = {Rohland, Holger and Kienle, Andrea and Friedrich, Steffen},
  publisher = {Gesellschaft f{\"u}r Informatik},
  address   = {Bonn},
  isbn      = {978-3-88579-282-6},
  pages     = {266},
  year      = {2011},
  language  = {und}
}
@book{HoppeKerresK{\"o}hler2011,
  author    = {Hoppe, Ulrich H. and Kerres, Michael and K{\"o}hler, Thomas},
  title     = {DeLFI 2011},
  editor    = {Friedrich, Steffen and Kienle, Andrea and Rohland, Holger},
  publisher = {TUDpress Verlag der Wissenschaften},
  address   = {Dresden},
  isbn      = {978-3-942710-36-7},
  year      = {2011},
  language  = {und}
}
@book{HoppeKr{\"a}merRensing2012,
  author    = {Hoppe, H. Ulrich and Kr{\"a}mer, Nicole and Rensing, Christoph},
  title     = {2. Workshop zu Web 2.0 in der beruflichen Weiterbildung im Rahmen der DeLFI 2012, Hagen},
  editor    = {Hoppe, H. Ulrich and Kienle, Andrea and Kr{\"a}mer, Nicole},
  publisher = {Fernuniversit{\"a}t Hagen},
  address   = {Hagen},
  pages     = {36},
  year      = {2012},
  language  = {de}
}
@book{B{\"o}ckmannElbelRadunz2012,
  author    = {B{\"o}ckmann, Britta and Elbel, Gregor-Konstantin and Radunz, Olaf},
  title     = {Die Rolle der IT im Krankenhaus},
  publisher = {Deloitte \& Touche GmbH},
  address   = {Berlin},
  pages     = {6},
  year      = {2012},
  language  = {de}
}
@book{G{\"o}rtzHesselerHoffmann2014,
  author    = {G{\"o}rtz, Marcus and Hesseler, Martin and Hoffmann, Ralf},
  title     = {Arbeiten mit dem Windows Client von Microsoft Dynamics NAV 2013 R/2},
  publisher = {Books on Demand},
  address   = {Norderstedt},
  isbn      = {978-3-7357-8560-2},
  pages     = {214},
  year      = {2014},
  language  = {de}
}