@article{IM_1992__109_2_144020,
     author = {K. Vilonen and I. Mirkovic and T. Uzawa},
     title = {Matsuki correspondence for sheaves.},
     journal = {Inventiones mathematicae},
     pages = {231--246},
     publisher = {mathdoc},
     volume = {109},
     number = {2},
     year = {1992},
     zbl = {0789.53033},
     url = {http://geodesic.mathdoc.fr/item/IM_1992__109_2_144020/}
}