Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1980_27_1_a2, author = {V. A. Ufnarovskii}, title = {Poincar\'e series of graded algebras}, journal = {Matemati\v{c}eskie zametki}, pages = {21--32}, publisher = {mathdoc}, volume = {27}, number = {1}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1980_27_1_a2/} }
V. A. Ufnarovskii. Poincar\'e series of graded algebras. Matematičeskie zametki, Tome 27 (1980) no. 1, pp. 21-32. http://geodesic.mathdoc.fr/item/MZM_1980_27_1_a2/