@book{HoffmannLindemann1998,
  author    = {Hoffmann, Christoph P. and Lindemann, Markus},
  title     = {Logistik und Electronic Commerce - LogEC : Arbeitsbericht},
  publisher = {mcm Inst.},
  address   = {St. Gallen},
  isbn      = {3-906979-00-8},
  pages     = {XX, 161 S. : graph. Darst.},
  year      = {1998},
  language  = {de}
}
@incollection{HoffmannLindemann1999,
  author    = {Hoffmann, Christoph P. and Lindemann, Markus},
  title     = {Logistik und internetbasiertes Electronic Commerce},
  series = {Schweizer Logistik-Katalog : Logistik, f{\"o}rdern, lagern, verteilen. 1999},
  booktitle = {Schweizer Logistik-Katalog : Logistik, f{\"o}rdern, lagern, verteilen. 1999},
  publisher = {Binkert},
  address   = {Lauffenburg},
  pages     = {16 -- 19},
  year      = {1999},
  language  = {de}
}