@article{MAT_1972_16_4_a0, author = {I. G. Macdonald}, title = {Affine root systems and {Dedekind's} $\eta$-function}, journal = {Matematika}, pages = {3--49}, publisher = {mathdoc}, volume = {16}, number = {4}, year = {1972}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MAT_1972_16_4_a0/} }