1. Mr. Petetin, Kalala & Chenevier, J.P. Description des Installations de la Gecamines (unpublished PRD No 780/PGP May 1983)
2. Minerals Year Book;Janice Jolly,1986
3. Realisation du programme de production Mois de decembre 1986 et 1987.
4. Recent trends in the Gecamines Copper-Cobalt flotation plants;Shungu;Minerals and Metallurgical Processing,1988
5. Programme de Production 1987, Gecamines PRD No. 56610/PGP Nov, 1986.