Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1974_10_7_a4, author = {E. E. Barbashina}, title = {The computation of singular controls}, journal = {Differencialʹnye uravneni\^a}, pages = {1186--1195}, publisher = {mathdoc}, volume = {10}, number = {7}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1974_10_7_a4/} }
E. E. Barbashina. The computation of singular controls. Differencialʹnye uravneniâ, Tome 10 (1974) no. 7, pp. 1186-1195. http://geodesic.mathdoc.fr/item/DE_1974_10_7_a4/