@inbook{34996,
  author       = {{Meier, Heiko and Thiel, Ansgar}},
  booktitle    = {{Handbuch Sportentwicklungsplanung}},
  editor       = {{Rütten, Alfred and Nagel, Siegfried}},
  isbn         = {{9783778048108}},
  pages        = {{21--30}},
  publisher    = {{Hofmann}},
  title        = {{{Systemtheorie und Sportentwicklungsplanung}}},
  volume       = {{181}},
  year         = {{2014}},
}

@inbook{34998,
  author       = {{Meier, Heiko and Thiel, Ansgar and Adolph, Cindy}},
  booktitle    = {{Handbuch Sportentwicklungsplanung}},
  editor       = {{Rütten, Alfred and Nagel, Siegfried}},
  isbn         = {{9783778048108}},
  pages        = {{149--156}},
  publisher    = {{Hofmann}},
  title        = {{{Organisationales Lernen und Veränderungsbarrieren in Sportorganisationen}}},
  volume       = {{181}},
  year         = {{2014}},
}