%0 Journal Article %A V. I. Gorshkov %A I. A. Kuznetsov %A G. M. Panchenkov %T A continuous counter-flow ion-exchange method of separation %J Doklady Akademii Nauk %D 1962 %P 643-645 %V 143 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1962_143_3_a37/ %G ru %F DAN_1962_143_3_a37