@article{IM_1982__69_142963,
     author = {Walter Borho and Jean-Luc Brylinski},
     title = {Differential {Operators} on {Homogeneous} {Spaces.} {I.} {Irreducibility} of the {Associated} {Variety} for {Annihilators} of {Induced} {Modules.}},
     journal = {Inventiones mathematicae},
     pages = {437--476},
     publisher = {mathdoc},
     volume = {69},
     year = {1982},
     zbl = {0504.22015},
     url = {http://geodesic.mathdoc.fr/item/IM_1982__69_142963/}
}