1. La Valorisation des Minerais;Blazy,1972
2. Fundamentos de la Teoría y Práctica de Empleo de Reactivos de Flotación;Dudenhov,1980
3. Flotation of celestite and calcite;Gálvez,1987
4. Flotation possibility of celestite and corresponding minerals with alkyl sulphates;Glembotskii;Dokl. Akad. Nauk Tadzh. SSR,1961
5. The mechanism of de action of sodium silicate during de flotation of several non-sulfide minerals;Glembotskii;Dokl. Akad. Nauk Tadzh. SSR,1964