%0 Journal Article
%A Z. K. Litvintseva
%T The complexity of individual identity problems in semigroups
%J Algebra i logika
%D 1970
%P 172-199
%V 9
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AL_1970_9_2_a4/
%G ru
%F AL_1970_9_2_a4