Christian Keidel, Alexander Engelhard / May 2016
LawInSport.com, 6 May 2016, http://www.lawinsport.com/articles/item/the-funding-and-employment-status-of-elite-athletes-a-comparison-of-the-uk-usa-and-germany
LawInSport.com, 6 May 2016, http://www.lawinsport.com/articles/item/the-funding-and-employment-status-of-elite-athletes-a-comparison-of-the-uk-usa-and-germany