@article{ZVMMF_1992_32_10_a6,
     author = {V. I. Gryn'},
     title = {Variational problems of radiation-transfer theory and the method of spherical functions},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1608--1627},
     publisher = {mathdoc},
     volume = {32},
     number = {10},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1992_32_10_a6/}
}