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@article{CM_1993__86_2_147_0, author = {Avramov, Luchezar L. and Buchweitz, Ragnar-Olaf}, title = {Lower bounds for {Betti} numbers}, journal = {Compositio Mathematica}, pages = {147--158}, publisher = {Kluwer Academic Publishers}, volume = {86}, number = {2}, year = {1993}, mrnumber = {1214454}, zbl = {0786.13004}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CM_1993__86_2_147_0/} }
Avramov, Luchezar L.; Buchweitz, Ragnar-Olaf. Lower bounds for Betti numbers. Compositio Mathematica, Tome 86 (1993) no. 2, pp. 147-158. http://geodesic.mathdoc.fr/item/CM_1993__86_2_147_0/