@article{ZVMMF_1975_15_4_a1,
     author = {R. D. Baglai},
     title = {On the identification of non-linear operators},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {830--843},
     publisher = {mathdoc},
     volume = {15},
     number = {4},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1975_15_4_a1/}
}