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@article{DE_1980_16_5_a14, author = {M. M. Baitman}, title = {Domains of controllability for the van der {Pol} equation}, journal = {Differencialʹnye uravneni\^a}, pages = {931--933}, publisher = {mathdoc}, volume = {16}, number = {5}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1980_16_5_a14/} }
M. M. Baitman. Domains of controllability for the van der Pol equation. Differencialʹnye uravneniâ, Tome 16 (1980) no. 5, pp. 931-933. http://geodesic.mathdoc.fr/item/DE_1980_16_5_a14/