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@article{DE_1978_14_8_a6, author = {A. I. Tret'yak}, title = {Asymptotic solution of certain optimal control problems with lags}, journal = {Differencialʹnye uravneni\^a}, pages = {1414--1423}, publisher = {mathdoc}, volume = {14}, number = {8}, year = {1978}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1978_14_8_a6/} }
A. I. Tret'yak. Asymptotic solution of certain optimal control problems with lags. Differencialʹnye uravneniâ, Tome 14 (1978) no. 8, pp. 1414-1423. http://geodesic.mathdoc.fr/item/DE_1978_14_8_a6/