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@article{DE_1978_14_10_a13, author = {S. S. Titov}, title = {Expansion of the solutions of nonlinear equations into double series}, journal = {Differencialʹnye uravneni\^a}, pages = {1844--1850}, publisher = {mathdoc}, volume = {14}, number = {10}, year = {1978}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1978_14_10_a13/} }
S. S. Titov. Expansion of the solutions of nonlinear equations into double series. Differencialʹnye uravneniâ, Tome 14 (1978) no. 10, pp. 1844-1850. http://geodesic.mathdoc.fr/item/DE_1978_14_10_a13/