1. Doping in ancient and modern Olympic Games;Papagelopoulos;Orthopedics,2004
2. The struggle against doping and its history;Prokop;J. Sports Med. Phys. Fitness,1970
3. Mass Spectrometry in Sports Drug Testing - Characterization of Prohibited Substances and Doping Control Analytical Assays;Thevis,2010
4. Observations on the effects of Cuca, or coca, the leaves of erythroxylon coca;Christison;Br. Med. J.,1876
5. Cops and Robbers? The Roots of Anti-Doping Policies in Olympic Sport;Ritchie,2016