@article{ZVMMF_1992_32_1_a7,
     author = {V. I. Gryn' and L. V. Nitishinskaya},
     title = {Inverse three-dimensional problems of the simultaneous determination of the absorption coefficient and the source function for the transport equation},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {97--114},
     publisher = {mathdoc},
     volume = {32},
     number = {1},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1992_32_1_a7/}
}