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@article{MM2_1997__92_3_156270, author = {Aloys Krieg}, title = {The singular modular forms on the 27-dimensional exceptional domain.}, journal = {Manuscripta mathematica}, pages = {361--368}, publisher = {mathdoc}, volume = {92}, number = {3}, year = {1997}, zbl = {0878.11019}, url = {http://geodesic.mathdoc.fr/item/MM2_1997__92_3_156270/} }
Aloys Krieg. The singular modular forms on the 27-dimensional exceptional domain.. Manuscripta mathematica, Tome 92 (1997) no. 3, pp. 361-368. http://geodesic.mathdoc.fr/item/MM2_1997__92_3_156270/