@article{IM2_1982_19_2_a5,
     author = {N. V. Krylov},
     title = {On~control of a~diffusion process up to the time of first exit from a~region},
     journal = {Izvestiya. Mathematics },
     pages = {297--313},
     publisher = {mathdoc},
     volume = {19},
     number = {2},
     year = {1982},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1982_19_2_a5/}
}