@article{WickelHartogh2005,
  author    = {Wickel, Hans Hermann and Hartogh, Theo},
  title     = {Ausbildungsdisziplin Musikgeragogik},
  series = {Musikforum},
  volume    = {3},
  journal   = {Musikforum},
  number    = {3},
  pages     = {16 -- 18},
  year      = {2005},
  language  = {mul}
}
@article{Wickel2005,
  author    = {Wickel, Hans Hermann},
  title     = {Manchmal gibt es schwarze Tage},
  series = {Grundschule Musik},
  volume    = {34},
  journal   = {Grundschule Musik},
  pages     = {39},
  year      = {2005},
  language  = {mul}
}