%0 Journal Article %A M. Usanovich %T On the liquidus and solidus equations for ideal systems %J Doklady Akademii Nauk %D 1957 %P 714-715 %V 112 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_112_4_a37/ %G ru %F DAN_1957_112_4_a37