In 1965, the American musician Paul Simon first heard the Los Incas version in a performance at the Théâtre de l'Est Parisien (Paris), in which both Paul Simon and the band, Los Incas participated.
In December 1996, the World Intellectual Property Organization (WIPO), enacted the Rights Of Performers (Moral Rights Of Performers); also known as "The Morality Treaty" into sanction.