@article{ZVMMF_1967_7_5_a16,
     author = {B. L. Rozhdestvenskii and A. D. Sidorenko},
     title = {Impossibility of the {\textquotedblleft}gradient catastrophe{\textquotedblright} for slightly non-linear systems},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1176--1179},
     publisher = {mathdoc},
     volume = {7},
     number = {5},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1967_7_5_a16/}
}