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@article{DE_1981_17_8_a20, author = {D. D. Mirzov}, title = {Oscillatory nature of the solutions of a differential system}, journal = {Differencialʹnye uravneni\^a}, pages = {1504--1508}, publisher = {mathdoc}, volume = {17}, number = {8}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1981_17_8_a20/} }
D. D. Mirzov. Oscillatory nature of the solutions of a differential system. Differencialʹnye uravneniâ, Tome 17 (1981) no. 8, pp. 1504-1508. http://geodesic.mathdoc.fr/item/DE_1981_17_8_a20/