Switzerland

von Nagel, Siegfried (Autor), ... Lamprecht, Markus (Autor), Schlesinger, Torsten (Autor), Bürgi, Rahel (Autor), Stamm, Hanspeter (Autor)
Erschienen in Sports volunteers around the globe : meaning and understanding of volunteering and its societal impact, Cham: Springer International Publishing (Verlag), 2018, S. 263-278, Lit.

Theoretical framework

von Nagel, Siegfried (Autor), ... Schlesinger, Torsten (Autor), Wicker, Pamela (Autor), Lucassen, Jo (Autor), Hoekman, Remco (Autor), van der Werff, Harold (Autor), Breuer, Christoph (Autor)
Erschienen in Sport clubs in Europe : a cross-national comparative perspective , Cham: Springer International Publishing (Verlag), 2015, S. 14-36, Lit.