@article{GDZPPN002090422, title = {Homology Comodules.}, journal = {Inventiones mathematicae}, volume = {20}, year = {1973}, pages = {97-102}, language = {en}, url = {http://dml.mathdoc.fr/item/GDZPPN002090422} }
Switzer, R.M. Homology Comodules.. Inventiones mathematicae, Tome 20 (1973) pp. 97-102. http://gdmltest.u-ga.fr/item/GDZPPN002090422/