@article{GDZPPN002099381, title = {Ergodic Measure Preserving Transformations with Arbitrary Finite Spectral Multiplicities.}, journal = {Inventiones mathematicae}, volume = {74}, year = {1983}, pages = {299-314}, zbl = {0519.28008}, url = {http://dml.mathdoc.fr/item/GDZPPN002099381} }
Robinson, E.A., Jr. Ergodic Measure Preserving Transformations with Arbitrary Finite Spectral Multiplicities.. Inventiones mathematicae, Tome 74 (1983) pp. 299-314. http://gdmltest.u-ga.fr/item/GDZPPN002099381/