@article{IM_1980__61_142752,
     author = {W. Rossmann},
     title = {Limit {Characters} of {Reductive} {Lie} {Groups.}},
     journal = {Inventiones mathematicae},
     pages = {53--66},
     publisher = {mathdoc},
     volume = {61},
     year = {1980},
     zbl = {0437.22013},
     url = {http://geodesic.mathdoc.fr/item/IM_1980__61_142752/}
}