@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/}
}