@article{GronauEekhoff2004,
  author    = {Norbert Gronau and Heike Eekhoff},
  title     = {Markt{\"u}berblick : PPS-Systeme f{\"u}r Automobilzulieferer},
  url       = {http://wi.uni-potsdam.de/homepage/potsdam.nsf/ GetDownload?OpenAgent\&ID=FF925BD269BE7295C1256FB1005558E5\&FILE=WI-2004-09.pdf},
  year      = {2004},
}