%0 Journal Article %A N. G. Dokuchaev %T Equations for probability distributions of local time on surface for diffusion processes and control problems %J Zapiski Nauchnykh Seminarov POMI %D 1997 %P 96-118 %V 244 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1997_244_a5/ %G ru %F ZNSL_1997_244_a5