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@article{DE_1992_28_7_a24, author = {M. G. Medvedeva}, title = {Investigation of the stability of systems that have limit cycles}, journal = {Differencialʹnye uravneni\^a}, pages = {1280--1283}, publisher = {mathdoc}, volume = {28}, number = {7}, year = {1992}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1992_28_7_a24/} }
M. G. Medvedeva. Investigation of the stability of systems that have limit cycles. Differencialʹnye uravneniâ, Tome 28 (1992) no. 7, pp. 1280-1283. http://geodesic.mathdoc.fr/item/DE_1992_28_7_a24/