%0 Journal Article %A A. N. Kirgintsev %A I. I. Yakovlev %T Extraction equation for ternary aqueous salt solutions %J Doklady Akademii Nauk %D 1964 %P 887-889 %V 159 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_159_4_a42/ %G ru %F DAN_1964_159_4_a42