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@article{TDM_2002_6_a9, author = {B. A. Sevast'yanov}, title = {Structural characteristics of some nonuniform mappings of finite sets}, journal = {Trudy po diskretnoj matematike}, pages = {184--193}, publisher = {mathdoc}, volume = {6}, year = {2002}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TDM_2002_6_a9/} }
B. A. Sevast'yanov. Structural characteristics of some nonuniform mappings of finite sets. Trudy po diskretnoj matematike, Trudy po Diskretnoi Matematike, Tome 6 (2002), pp. 184-193. http://geodesic.mathdoc.fr/item/TDM_2002_6_a9/