%0 Journal Article
%A V. A. Ditkin
%T On the theory of operational calculus
%J Doklady Akademii Nauk
%D 1958
%P 395-396
%V 123
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1958_123_3_a1/
%G ru
%F DAN_1958_123_3_a1