SYSTEMS MODEL OF WORLD MINERAL PRODUCTION: ZINC AS A CASE EXEMPLE.KOVISARS L; THIERS EA; DAVIS RH et al.1977; SPRINGFIELD; NATL. TECH. INF. SERV.; DA. 1977; PP. (235P.); BIBL. 4 P.; 25 ILL.Book

PERMEABILITY AND ELECTROKINETIC FLUCTUATIONS IN TIMETHIERS EA; HARRIS CC; DUBY P et al.1974; A. I. CH. E. SYMP. SER.; U.S.A.; DA. 1974; VOL. 71; NO 150; PP. 118-123; BIBL. 17 REF.; (ADV. INTERFACIAL PHENOM. PARTICULATE-SOLUTION-GAS-SYST. APPL. FLOTATION RES. 78TH. NATL. AICHE MEET.; SALT LAKE CITY; 1974)Conference Paper