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@article{DE_1974_10_6_a18, author = {A. K. Ratyni}, title = {The oscillation of the solutions of linear equations}, journal = {Differencialʹnye uravneni\^a}, pages = {1136--1138}, publisher = {mathdoc}, volume = {10}, number = {6}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1974_10_6_a18/} }
A. K. Ratyni. The oscillation of the solutions of linear equations. Differencialʹnye uravneniâ, Tome 10 (1974) no. 6, pp. 1136-1138. http://geodesic.mathdoc.fr/item/DE_1974_10_6_a18/