@article{VMUMM_1990_1_a4,
     author = {M. Elhassanein and M. Mazroa},
     title = {Perfect compactifications of continuous mappings},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {23--26},
     publisher = {mathdoc},
     number = {1},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1990_1_a4/}
}