@article{DE_1986_22_8_a1,
     author = {A. V. Bogatyrev},
     title = {Fixed points and autonomous differential inclusions},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1298--1308},
     year = {1986},
     volume = {22},
     number = {8},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1986_22_8_a1/}
}