@article{JRAM_1986__364_152800,
     author = {Joachim Schwermer},
     title = {Holomorphy of {Eisenstein} series at special points and cohomology of arithmetic subgroups of {SLn} {(Q).}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {193--220},
     publisher = {mathdoc},
     volume = {364},
     year = {1986},
     zbl = {0571.10032},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1986__364_152800/}
}