%0 Journal Article %A I. A. Ibragimov %A R. Z. Khas'minskii %T Some estimation problems for stochastic partial differential %J Doklady Akademii Nauk %D 1997 %P 300-302 %V 353 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1997_353_3_a1/ %G ru %F DAN_1997_353_3_a1