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@article{IM_1989__98_1_143743, author = {W. Soergel}, title = {n-Cohomology of simple highest weight modules on walls and purity.}, journal = {Inventiones mathematicae}, pages = {565--580}, publisher = {mathdoc}, volume = {98}, number = {1}, year = {1989}, zbl = {0781.22011}, url = {http://geodesic.mathdoc.fr/item/IM_1989__98_1_143743/} }
W. Soergel. n-Cohomology of simple highest weight modules on walls and purity.. Inventiones mathematicae, Tome 98 (1989) no. 1, pp. 565-580. http://geodesic.mathdoc.fr/item/IM_1989__98_1_143743/