%0 Journal Article
%A N. I. Popivanov
%T A nonlocal analogue of a three-dimensional Frankl--Morawetz problem
%J Doklady Akademii Nauk
%D 1987
%P 287-291
%V 296
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1987_296_2_a6/
%G ru
%F DAN_1987_296_2_a6