 Di Stéfano had impressed both Barcelona and Real Madrid while playing for Los Millionarios in Bogotá, Colombia, during a players' strike in his native Argentina.Both Real Madrid and Barcelona attempted to sign him and, due to confusion that emerged from Di Stéfano moving to Millonarios from River Plate following the strike, both clubs claimed to own his registration.After intervention from FIFA representative Muñoz Calero, it was decided that both Barcelona and Real Madrid had to share the player in alternate seasons.