@article{DAN_1966_168_4_a7,
     author = {M. V. Maslennikov},
     title = {The characteristic equation of the theory of radiation transfer},
     journal = {Doklady Akademii Nauk},
     pages = {747--750},
     year = {1966},
     volume = {168},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1966_168_4_a7/}
}