%0 Journal Article %A L. L. Maksimova %T The principle of separation of variables in propositional logics %J Algebra i logika %D 1976 %P 168-184 %V 15 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1976_15_2_a2/ %G ru %F AL_1976_15_2_a2