@article{DAN_1997_353_3_a1,
     author = {I. A. Ibragimov and R. Z. Khas'minskii},
     title = {Some estimation problems for stochastic partial differential},
     journal = {Doklady Akademii Nauk},
     pages = {300--302},
     publisher = {mathdoc},
     volume = {353},
     number = {3},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1997_353_3_a1/}
}