@mastersthesis{chec04,
  key =      {chec04},
  author =   {Mariusz Chechelski},
  title =    {Object-Oriented Conecpts of ABAP},
  school =   {TU Hamburg-Harburg},
  month =    may,
  year =     2004,
  type =     {Studienarbeit},
  abstract =     {},
  language = {en},
}