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@article{DE_1971_7_3_a8, author = {L. S. Tchebykin}, title = {Synthesis and analysis of a certain fourth order control system by the phase plane method}, journal = {Differencialʹnye uravneni\^a}, pages = {453--460}, publisher = {mathdoc}, volume = {7}, number = {3}, year = {1971}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1971_7_3_a8/} }
L. S. Tchebykin. Synthesis and analysis of a certain fourth order control system by the phase plane method. Differencialʹnye uravneniâ, Tome 7 (1971) no. 3, pp. 453-460. http://geodesic.mathdoc.fr/item/DE_1971_7_3_a8/