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@article{DAN_1981_257_3_a6, author = {D. B. Silin}, title = {On the variation and {Riemann} integrability of an optimal control in linear systems}, journal = {Doklady Akademii Nauk}, pages = {548--550}, publisher = {mathdoc}, volume = {257}, number = {3}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1981_257_3_a6/} }
D. B. Silin. On the variation and Riemann integrability of an optimal control in linear systems. Doklady Akademii Nauk, Tome 257 (1981) no. 3, pp. 548-550. http://geodesic.mathdoc.fr/item/DAN_1981_257_3_a6/