%0 Journal Article %A S. V. Anulova %T An estimate of the probability that a~degenerate diffusion process hits a~set of positive measure %J Izvestiya. Mathematics %D 1987 %P 201-231 %V 28 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1987_28_2_a0/ %G en %F IM2_1987_28_2_a0