@article{GDZPPN002300133, title = {Fredholm Theories in von Neumann Algebras. I.}, journal = {Mathematische Annalen}, volume = {179}, year = {1968}, pages = {243-254}, zbl = {0162.18701}, url = {http://dml.mathdoc.fr/item/GDZPPN002300133} }
BREUER, M. Fredholm Theories in von Neumann Algebras. I.. Mathematische Annalen, Tome 179 (1968) pp. 243-254. http://gdmltest.u-ga.fr/item/GDZPPN002300133/