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@article{DE_1970_6_2_a4, author = {R. Gabasov and V. A. Srochko}, title = {The study of singular controls by means of a variation packet}, journal = {Differencialʹnye uravneni\^a}, pages = {260--275}, publisher = {mathdoc}, volume = {6}, number = {2}, year = {1970}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1970_6_2_a4/} }
R. Gabasov; V. A. Srochko. The study of singular controls by means of a variation packet. Differencialʹnye uravneniâ, Tome 6 (1970) no. 2, pp. 260-275. http://geodesic.mathdoc.fr/item/DE_1970_6_2_a4/