@article{GDZPPN002539802, title = {An algebraic formulation of ergodic problems}, journal = {Revista colombiana de matematicas}, volume = {9}, year = {1975}, pages = {189-204}, zbl = {0331.46056}, url = {http://dml.mathdoc.fr/item/GDZPPN002539802} }
Moore, Steven M. An algebraic formulation of ergodic problems. Revista colombiana de matematicas, Tome 9 (1975) pp. 189-204. http://gdmltest.u-ga.fr/item/GDZPPN002539802/