@article{DAN_1975_221_3_a3,
     author = {B. D. Gel'man},
     title = {The topological characteristic of multivalued mappings and fixed-point theorems},
     journal = {Doklady Akademii Nauk},
     pages = {524--527},
     publisher = {mathdoc},
     volume = {221},
     number = {3},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1975_221_3_a3/}
}