EXCHANGE CONSTANTS OF CA²⁺ AND MG²⁺ ON RED PACIFIC OCEAN CLAYS IN NA AND K FORMS.RUTKOVSKIY VM; RUTKOVSKIJ VM.1973; OCEANOL ACAD. SCI. U.S.S.R.; U.S.A.; DU RUSSE: OKEANOLOGIJA, S.S.S.R. 1973; 13, NO 2, 264-267,1973, VOL. 13, NUM. 0002, P. 211 A 214Miscellaneous

CONSTANTS OF CALCIUM, MAGNESIUM, ZINC, COBALT, COPPER, AND NICKEL EXCHANGE FOR SODIUM IN IRON-MANGANESE NODULES FROM THE PACIFIC OCEAN.RUTKOVSKIY VM; RUTKOVSKIJ VM.1977; OCEANOL. ACAD. SCI. U.S.S.R.; U.S.A.; DA. 1977; VOL. 17; NO 1; PP. 46-47; BIBL. 7 REF.; 3 ILL.; DU RUSSE: OKEANOLOGIJA, S.S.S.R. 1977, NO 1, 75-77Article