%0 Journal Article
%A A. P. Kovalenko
%T A characterization of groups of Janko-Ree type and the Hall-Janko
%J Algebra i logika
%D 1976
%P 292-299
%V 15
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AL_1976_15_3_a2/
%G ru
%F AL_1976_15_3_a2