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@article{TDM_2000_3_a12, author = {V. N. Sachkov}, title = {Groups of permutations and semigroups of transforms with a given number of generating elements}, journal = {Trudy po diskretnoj matematike}, pages = {215--234}, publisher = {mathdoc}, volume = {3}, year = {2000}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TDM_2000_3_a12/} }
V. N. Sachkov. Groups of permutations and semigroups of transforms with a given number of generating elements. Trudy po diskretnoj matematike, Trudy po Diskretnoi Matematike, Tome 3 (2000), pp. 215-234. http://geodesic.mathdoc.fr/item/TDM_2000_3_a12/