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@article{MZM_1991_49_2_a3, author = {A. P. Veselov}, title = {Growth of the number of images of a point under iterates of a multivalued map}, journal = {Matemati\v{c}eskie zametki}, pages = {29--35}, publisher = {mathdoc}, volume = {49}, number = {2}, year = {1991}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1991_49_2_a3/} }
A. P. Veselov. Growth of the number of images of a point under iterates of a multivalued map. Matematičeskie zametki, Tome 49 (1991) no. 2, pp. 29-35. http://geodesic.mathdoc.fr/item/MZM_1991_49_2_a3/