@article{HartoghWickel2014,
  author    = {Hartogh, Theo and Wickel, Hans Hermann},
  title     = {Musikgeragogik. Grundlagen, Arbeitsfelder, Aus- und Weiterbildung},
  series = {Diskussion Musikp{\"a}dagogik},
  journal   = {Diskussion Musikp{\"a}dagogik},
  number    = {62},
  issn      = {1437-4722},
  pages     = {4 -- 7},
  year      = {2014},
  language  = {de}
}
@article{Wickel2014,
  author    = {Wickel, Hans Hermann},
  title     = {Musik kennt kein Alter. Arbeitsfelder der Musikgeragogik},
  series = {Clarino},
  journal   = {Clarino},
  number    = {6},
  issn      = {2193-9047},
  pages     = {25 -- 29},
  year      = {2014},
  language  = {de}
}
@incollection{HartoghKehrerWickel2014,
  author    = {Hartogh, Theo and Kehrer, Eva and Wickel, Hans Hermann},
  title     = {Music Geragogics - Making Music with the Elderly},
  series = {Damien Sagrillo \& Dieter Ferring (Hrsg.): Music (Education) from the Cradle to the Grave},
  booktitle = {Damien Sagrillo \& Dieter Ferring (Hrsg.): Music (Education) from the Cradle to the Grave},
  publisher = {Margraf Publishers},
  address   = {Weikersheim},
  isbn      = {978-3-8236-1687-0},
  pages     = {69 -- 84},
  year      = {2014},
  language  = {en}
}