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@article{DE_1969_5_4_a9, author = {\`E. I. Grudo}, title = {On the analytic theory of ordinary differential equations with deviating argument}, journal = {Differencialʹnye uravneni\^a}, pages = {700--711}, publisher = {mathdoc}, volume = {5}, number = {4}, year = {1969}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1969_5_4_a9/} }
È. I. Grudo. On the analytic theory of ordinary differential equations with deviating argument. Differencialʹnye uravneniâ, Tome 5 (1969) no. 4, pp. 700-711. http://geodesic.mathdoc.fr/item/DE_1969_5_4_a9/