@article{TM_1996_212_a13,
     author = {E. V. Shchepin and N. B. Brodskii},
     title = {Selections of filtered multivalued mappings},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {220--240},
     year = {1996},
     volume = {212},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1996_212_a13/}
}