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@article{IM_1986__84_143344, author = {R. MacPherson and K. Vilonen}, title = {Elementary construction of perverse sheaves.}, journal = {Inventiones mathematicae}, pages = {403--436}, publisher = {mathdoc}, volume = {84}, year = {1986}, zbl = {0597.18005}, url = {http://geodesic.mathdoc.fr/item/IM_1986__84_143344/} }
R. MacPherson; K. Vilonen. Elementary construction of perverse sheaves.. Inventiones mathematicae, Tome 84 (1986), pp. 403-436. http://geodesic.mathdoc.fr/item/IM_1986__84_143344/