1. Operation control of lead and zinc concentrator;Arai,1973
2. Etude de différents problèmes posés par la flottation des carbonates de plomb à la laverie de Toussit;Boyard;Rev. Ind. Min.,1954
3. Effects of soluble sulphide in the flotation of secondary lead minerals;Fleming,1953
4. Flotation;Gaudin,1957
5. Determination of xanthates from flotation pulps with a silver sulphide membrane electrode;Haiduc;Rev. Roum. Chim.,1975