Karl P. Sauvant, “Characteristics and Availability of the Documentation of the Group of 77 and the Non-Aligned Countries”, in Th. D. Dimitrov and L. Marulli-Koenig, eds., International Documents for the 80’s: Their Role and Use. Proceedings of the Second World World Symposium on International Documentation, Brussels, 1980 (Pleasantville, N.Y.: UNIFO Publishers, 1982), pp. 309-331.