@article{IM_1986__84_143354,
     author = {M. Brion and D. Lima and Th. Vust},
     title = {Espaces homogenes spheriques.},
     journal = {Inventiones mathematicae},
     pages = {617--632},
     year = {1986},
     volume = {84},
     url = {http://geodesic.mathdoc.fr/item/IM_1986__84_143354/}
}