@article{ZVMMF_2015_55_1_a7,
     author = {A. B. Kostin},
     title = {Recovery of the coefficient of $u_t$ in the heat equation from a condition of~nonlocal observation in time},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {89--104},
     publisher = {mathdoc},
     volume = {55},
     number = {1},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2015_55_1_a7/}
}