Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1971_7_3_a1, author = {S. Daiovich}, title = {The optimal processes in linear systems that do not satisfy the nondegeneracy condition}, journal = {Differencialʹnye uravneni\^a}, pages = {391--396}, publisher = {mathdoc}, volume = {7}, number = {3}, year = {1971}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1971_7_3_a1/} }
S. Daiovich. The optimal processes in linear systems that do not satisfy the nondegeneracy condition. Differencialʹnye uravneniâ, Tome 7 (1971) no. 3, pp. 391-396. http://geodesic.mathdoc.fr/item/DE_1971_7_3_a1/