%0 Journal Article %A E. A. Palyutin %T Boolean algebras that have a categorical theory in weak second %J Algebra i logika %D 1971 %P 523-534 %V 10 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1971_10_5_a3/ %G ru %F AL_1971_10_5_a3