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@article{DE_1990_26_6_a7, author = {Yu. M. Semenov}, title = {The structure of the set of almost instantaneous zero-attainability}, journal = {Differencialʹnye uravneni\^a}, pages = {989--997}, publisher = {mathdoc}, volume = {26}, number = {6}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1990_26_6_a7/} }
Yu. M. Semenov. The structure of the set of almost instantaneous zero-attainability. Differencialʹnye uravneniâ, Tome 26 (1990) no. 6, pp. 989-997. http://geodesic.mathdoc.fr/item/DE_1990_26_6_a7/