%0 Journal Article
%A W. I. Fushchych
%T On the complementary invariance of Klein–Gordon–Fock equation
%J Doklady Akademii Nauk
%D 1976
%P 570-572
%V 230
%N 3
%U http://geodesic.mathdoc.fr/item/DAN_1976_230_3_a18/
%G ru
%F DAN_1976_230_3_a18