%0 Journal Article %A J. Demetrovich %A L. Hannak %T On finite algebras with one operation %J Algebra i logika %D 1980 %P 640-645 %V 19 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1980_19_6_a1/ %G ru %F AL_1980_19_6_a1