@article{INTM_1982_19_a2,
     author = {Yu. G. Borisovich and B. D. Gel'man and A. D. Myshkis and V. V. Obukhovskii},
     title = {Multivalued mappings},
     journal = {Itogi nauki i tehniki. Seri\^a, Matemati\v{c}eskij analiz},
     pages = {127--230},
     publisher = {mathdoc},
     volume = {19},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTM_1982_19_a2/}
}