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@article{DE_1973_9_2_a7, author = {V. V. Krakhotko}, title = {Relative controllability of systems with distributed lag}, journal = {Differencialʹnye uravneni\^a}, pages = {265--270}, publisher = {mathdoc}, volume = {9}, number = {2}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1973_9_2_a7/} }
V. V. Krakhotko. Relative controllability of systems with distributed lag. Differencialʹnye uravneniâ, Tome 9 (1973) no. 2, pp. 265-270. http://geodesic.mathdoc.fr/item/DE_1973_9_2_a7/