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@article{IVM_1967_7_a3, author = {V. B. Gindes}, title = {Singular control in optimal systems}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {34--42}, publisher = {mathdoc}, number = {7}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1967_7_a3/} }
V. B. Gindes. Singular control in optimal systems. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 7 (1967), pp. 34-42. http://geodesic.mathdoc.fr/item/IVM_1967_7_a3/