@misc{OPUS4-28481,
  title     = {DGaaE-Nachrichten : Jahrgang 6 (1992), Heft 4},
  booktitle = {DGaaE-Nachrichten},
  volume    = {6},
  number    = {4},
  issn      = {0931-4873},
  type      = {periodicalpart},
  pages     = {125 -- 168},
  year        = {1992},
}