%0 Journal Article
%A V. P. Serebryakov
%T Conditions for the quasiregularity of a singular differential operator
%J Vestnik Moskovskogo universiteta. Matematika, mehanika
%D 1992
%P 7-9
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/VMUMM_1992_6_a1/
%G ru
%F VMUMM_1992_6_a1