Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1975_220_1_a10, author = {A. G. Butkovskiy}, title = {Fundamental finite control}, journal = {Doklady Akademii Nauk}, pages = {47--50}, publisher = {mathdoc}, volume = {220}, number = {1}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1975_220_1_a10/} }
A. G. Butkovskiy. Fundamental finite control. Doklady Akademii Nauk, Tome 220 (1975) no. 1, pp. 47-50. http://geodesic.mathdoc.fr/item/DAN_1975_220_1_a10/