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@article{MM2_1992__77_2-3_155779, author = {J\"urgen Herzog and Winfried Bruns}, title = {On the computation of a-invariants.}, journal = {Manuscripta mathematica}, pages = {201--214}, publisher = {mathdoc}, volume = {77}, number = {2-3}, year = {1992}, zbl = {0783.13018}, url = {http://geodesic.mathdoc.fr/item/MM2_1992__77_2-3_155779/} }
Jürgen Herzog; Winfried Bruns. On the computation of a-invariants.. Manuscripta mathematica, Tome 77 (1992) no. 2-3, pp. 201-214. http://geodesic.mathdoc.fr/item/MM2_1992__77_2-3_155779/