@article{DAN_1972_206_4_a3,
     author = {A. K. Gushchin},
     title = {On estimates of the solution of boundary value problems {II} and {III} for a second-order parabolic equation in domains unbounded in the space variables},
     journal = {Doklady Akademii Nauk},
     pages = {788--791},
     publisher = {mathdoc},
     volume = {206},
     number = {4},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1972_206_4_a3/}
}