@article{GDZPPN002065010, title = {D (...)+ and the Arting cokernel.}, journal = {Commentarii mathematici Helvetici}, volume = {58}, year = {1983}, pages = {291-311}, zbl = {0512.18006}, url = {http://dml.mathdoc.fr/item/GDZPPN002065010} }
Oliver, Robert. D (...)+ and the Arting cokernel.. Commentarii mathematici Helvetici, Tome 58 (1983) pp. 291-311. http://gdmltest.u-ga.fr/item/GDZPPN002065010/