@article{RM_1980_35_3_a33,
     author = {P. S. Kenderov},
     title = {Multi-valued mappings and properties of them similar to continuity},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {246--249},
     publisher = {mathdoc},
     volume = {35},
     number = {3},
     year = {1980},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1980_35_3_a33/}
}