Dawson, B. Julkaisussa 7th World Congress on Science and Football (WCSF), 2011 (2011)
Yamashita, S. Julkaisussa 7th World Congress on Science and Football (WCSF), 2011 (2011)
Iga, J. Julkaisussa 7th World Congress on Science and Football (WCSF), 2011 (2011)
Conzelmann, A. Julkaistu 2007
Hackfort, D., Flock, T. Julkaisussa 1st International Council for Coach Education Asian Regional Coaching Conference (2005)
Ulmer, H. V. Julkaisussa International Scientific Conference Social and Biomedical Aspects of Teenage Soccer in the Context of European Integration, Krakow, 29. April to 1. May 2004 (2004)
Collins, D. Julkaistu 2003
Wilhelm, M. Julkaistu 1999