@article{JRAM_1982__330_152407,
     author = {Joachim Schwermer and Ronnie Lee},
     title = {Cohomology of arithmetic subgroups of {SL3} at infinity.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {100--131},
     publisher = {mathdoc},
     volume = {330},
     year = {1982},
     zbl = {0463.57014},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1982__330_152407/}
}