%0 Journal Article
%A N. M. Nagornyi
%T On realizable and fulfillable logical-arithmetical formulae
%J Doklady Akademii Nauk
%D 1964
%P 529-531
%V 157
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1964_157_3_a8/
%G ru
%F DAN_1964_157_3_a8