UNESCO Intergovernmental Committee of the Universal Copyright Convention as Revised at Paris on 24 July 1971; 3rd session, 1st pt;... 5 - 9 February 1979 Geneva (Suiza)
UNESCO Intergovernmental Committee of the Universal Copyright Convention as Revised at Paris on 24 July 1971; 2nd session; Paris; 1977;... 28 November 1977 - 6 December 1977 Paris (Francia)
UNESCO Intergovernmental Committee of the Universal Copyright Convention as Revised at Paris on 24 July 1971; 1st extraordinary session;... 10 - 16 December 1975 Geneva (Suiza)
UNESCO Intergovernmental Copyright Committee; 12th session; Paris; 1973 5 - 11 December 1973 Paris (Francia)