%0 Journal Article
%A I. K. Lifanov
%T On two problems posed by Mardeshich
%J Doklady Akademii Nauk
%D 1965
%P 997-1000
%V 162
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1965_162_5_a7/
%G ru
%F DAN_1965_162_5_a7