%0 Journal Article
%A Yu. N. Tolstova
%T On some weakening of intuitionistic logic
%J Zapiski Nauchnykh Seminarov POMI
%D 1971
%P 208-219
%V 20
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ZNSL_1971_20_a19/
%G ru
%F ZNSL_1971_20_a19