@article{GDZPPN002103427,
title = {Rational intersection cohomology of quotient varieties.},
journal = {Inventiones mathematicae},
volume = {83},
year = {1986},
pages = {471-506},
zbl = {0613.14016},
url = {http://dml.mathdoc.fr/item/GDZPPN002103427}
}
Kirwan, F. Rational intersection cohomology of quotient varieties.. Inventiones mathematicae, Tome 83 (1986) pp. 471-506. http://gdmltest.u-ga.fr/item/GDZPPN002103427/