@article{KeesSchotten1996,
  author    = {Alexandra Kees and Martin Schotten},
  title     = {Internationale PPS-Marktstudie. Was unterscheidet deutsche und US-amerikanische Standard-PPS-Systeme?},
  series   = {FIR+IAW Mitteilungen},
  volume    = {28},
  number    = {1},
  issn      = {0934-6430},
  pages     = {3 -- 4},
  year      = {1996},
  language  = {de}
}