%0 Journal Article
%A S. I. Adian
%T The role of the cancellation law in presenting cancellation semi-groups by means of defining relations
%J Doklady Akademii Nauk
%D 1957
%P 1191-1194
%V 113
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1957_113_6_a0/
%G ru
%F DAN_1957_113_6_a0