%0 Journal Article
%A V. P. Klassen
%T The occurrence problem for a certain class of groups
%J Algebra i logika
%D 1970
%P 306-312
%V 9
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AL_1970_9_3_a4/
%G ru
%F AL_1970_9_3_a4