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@article{DE_1973_9_7_a21, author = {A. M. Markina}, title = {Forms of movable singularities of a certain differential system}, journal = {Differencialʹnye uravneni\^a}, pages = {1349--1350}, publisher = {mathdoc}, volume = {9}, number = {7}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1973_9_7_a21/} }
A. M. Markina. Forms of movable singularities of a certain differential system. Differencialʹnye uravneniâ, Tome 9 (1973) no. 7, pp. 1349-1350. http://geodesic.mathdoc.fr/item/DE_1973_9_7_a21/