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@article{DE_1978_14_4_a13, author = {V. T. Borukhov}, title = {Controllable {Volterra} integro-differential operators}, journal = {Differencialʹnye uravneni\^a}, pages = {699--705}, publisher = {mathdoc}, volume = {14}, number = {4}, year = {1978}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1978_14_4_a13/} }
V. T. Borukhov. Controllable Volterra integro-differential operators. Differencialʹnye uravneniâ, Tome 14 (1978) no. 4, pp. 699-705. http://geodesic.mathdoc.fr/item/DE_1978_14_4_a13/