@article{TMF_1978_37_3_a3,
     author = {O. D. Timofeevskaya},
     title = {Quantization in the neighborhood of a~classical solution in a~nonlinear $O(3)$-invariant theory},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {326--335},
     publisher = {mathdoc},
     volume = {37},
     number = {3},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1978_37_3_a3/}
}