@article{DE_1994_30_5_a16,
     author = {P. I. Naumkin and I. A. Shishmarev},
     title = {An asymptotic relationship between solutions of different nonlinear equations for large time values. {I}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {873--881},
     publisher = {mathdoc},
     volume = {30},
     number = {5},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1994_30_5_a16/}
}