@book{PetersRoth2006, author = {Peters, Christian and Roth, Ralf-Dieter}, title = {Sportgeographie: Entwurf einer Systematik von Sport und Raum}, series = {Schriftenreihe Natursport und {\"O}kologie des Instituts f{\"u}r Natursport und {\"O}kologie der Deutschen Sporthochschule K{\"o}ln}, volume = {20}, journal = {Schriftenreihe Natursport und {\"O}kologie des Instituts f{\"u}r Natursport und {\"O}kologie der Deutschen Sporthochschule K{\"o}ln}, publisher = {Institut f{\"u}r Natursport und {\"O}kologie}, address = {K{\"o}ln}, issn = {1612-2437}, year = {2006}, language = {de} } @article{PetersTuerkRoth2008, author = {Peters, Christian and T{\"u}rk, S. and Roth, Ralf-Dieter}, title = {Sports Geography: Rethinking Sports' Making Space}, series = {International Journal of Physical Education}, journal = {International Journal of Physical Education}, number = {4}, publisher = {Meyer \& Meyer Sport}, issn = {0341-8685}, pages = {188 -- 197}, year = {2008}, language = {de} }