@article{GDZPPN00124809X, title = {The existence and structure of IRR(X).}, journal = {Semigroup forum}, volume = {4}, year = {1972}, pages = {1-33}, zbl = {0292.20055}, url = {http://dml.mathdoc.fr/item/GDZPPN00124809X} }
Mislove, M. The existence and structure of IRR(X).. Semigroup forum, Tome 4 (1972) pp. 1-33. http://gdmltest.u-ga.fr/item/GDZPPN00124809X/