@article{TIMM_2008_14_2_a14,
     author = {N. V. Velichko},
     title = {On finite-to-one open mappings},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {164--173},
     year = {2008},
     volume = {14},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2008_14_2_a14/}
}