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@article{DE_1970_6_4_a6, author = {V. G. Boltyanskii}, title = {An example of nonlinear synthesis}, journal = {Differencialʹnye uravneni\^a}, pages = {644--649}, publisher = {mathdoc}, volume = {6}, number = {4}, year = {1970}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1970_6_4_a6/} }
V. G. Boltyanskii. An example of nonlinear synthesis. Differencialʹnye uravneniâ, Tome 6 (1970) no. 4, pp. 644-649. http://geodesic.mathdoc.fr/item/DE_1970_6_4_a6/