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@article{MT_1996_30_a3, author = {L. A. Bokut'}, title = {Abstract semigroups and groups of formal series of dependent variables}, journal = {Matemati\v{c}eskie trudy}, pages = {70--88}, publisher = {mathdoc}, volume = {30}, year = {1996}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MT_1996_30_a3/} }
L. A. Bokut'. Abstract semigroups and groups of formal series of dependent variables. Matematičeskie trudy, Tome 30 (1996), pp. 70-88. http://geodesic.mathdoc.fr/item/MT_1996_30_a3/