Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1993_29_11_a0, author = {A. S. Antipin}, title = {Feedback-controlled second-order proximal differential systems}, journal = {Differencialʹnye uravneni\^a}, pages = {1843--1855}, publisher = {mathdoc}, volume = {29}, number = {11}, year = {1993}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1993_29_11_a0/} }
A. S. Antipin. Feedback-controlled second-order proximal differential systems. Differencialʹnye uravneniâ, Tome 29 (1993) no. 11, pp. 1843-1855. http://geodesic.mathdoc.fr/item/DE_1993_29_11_a0/