?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=S.W.&rft.au=Bretveld%2C+S.W.&rft.aulast=Bretveld&rft.title=Towards+Olympic+Games+3.0&rft.degree=Master&rft.date=2014