%0 Journal Article
%A G. E. Mints
%T Some calculi of modal logic
%J Informatics and Automation
%D 1968
%P 88-111
%V 98
%I mathdoc
%U http://geodesic.mathdoc.fr/item/TRSPY_1968_98_a3/
%G ru
%F TRSPY_1968_98_a3