@book{9783925191909,
  title = {Musical <i>kontrovers</i>},
  editor = {Wolfgang Jansen},
  publisher = {Frank \& Timme},
  year = {1970},
  edition = {1},
  series = {Kleine Schriften der Gesellschaft für unterhaltende Bühnenkunst},
  volume = {3},
  url = {https://www.frank-timme.de/de/programm/produkt/musical\_kontrovers}
}