@phdthesis{dnb-9921,
  title = {Systemtheoretische Begründung der Identifikation geschichteter Medien},
  author = {Anke Köppe},
  year = {1987},
  url = {http://d-nb.info/880347120},
  researchr = {https://researchr.org/publication/dnb-9921},
  cites = {0},
  citedby = {0},
  school = {Pädagogische Hochschule Potsdam, Germany},
}