@book{OPUS4-22002,
  title     = {Autonome Schule - andere Musikp{\"a}dagogik?},
  editor    = {Hans B{\"a}ßler and Birgit Jank and Niels Knolle},
  volume    = {1},
  isbn      = {3-9806889-0-09},
  year      = {1999},
}