%0 Journal Article %A A. N. Tanyhina %T On the convergence of Ulm's method for equations with regularly smooth operators %J Trudy Instituta matematiki %D 2012 %P 104-110 %V 20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMB_2012_20_1_a10/ %G ru %F TIMB_2012_20_1_a10