@article{GDZPPN002063883, title = {Homology of SL2(Z[...]).}, journal = {Commentarii mathematici Helvetici}, volume = {55}, year = {1980}, pages = {364-377}, url = {http://dml.mathdoc.fr/item/GDZPPN002063883} }
Alperin, Roger. Homology of SL2(Z[...]).. Commentarii mathematici Helvetici, Tome 55 (1980) pp. 364-377. http://gdmltest.u-ga.fr/item/GDZPPN002063883/