Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1981_17_4_a0, author = {E. E. Barbashina}, title = {Necessary optimality conditions with matrix impulses}, journal = {Differencialʹnye uravneni\^a}, pages = {579--588}, publisher = {mathdoc}, volume = {17}, number = {4}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1981_17_4_a0/} }
E. E. Barbashina. Necessary optimality conditions with matrix impulses. Differencialʹnye uravneniâ, Tome 17 (1981) no. 4, pp. 579-588. http://geodesic.mathdoc.fr/item/DE_1981_17_4_a0/