%0 Journal Article %A I. G. Druzhinin %A M. Kydynov %A S. A. Lomteva %T Ternary compound from lithium, sodium and ammonium sulphates %J Doklady Akademii Nauk %D 1964 %P 910-912 %V 157 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_157_4_a26/ %G ru %F DAN_1964_157_4_a26