@article{IM_1982__66_142882,
     author = {R.W. Richardson},
     title = {Orbits, {Invariants,} and {Representations} {Associated} to {Involutions} of {Reductive} {Groups.}},
     journal = {Inventiones mathematicae},
     pages = {287--312},
     publisher = {mathdoc},
     volume = {66},
     year = {1982},
     zbl = {0508.20021},
     url = {http://geodesic.mathdoc.fr/item/IM_1982__66_142882/}
}