@article{1183523853, author = {Halmos, Paul R.}, title = {Recent progress in ergodic theory}, journal = {Bull. Amer. Math. Soc.}, volume = {67}, number = {6}, year = {1961}, pages = { 70-80}, language = {en}, url = {http://dml.mathdoc.fr/item/1183523853} }
Halmos, Paul R. Recent progress in ergodic theory. Bull. Amer. Math. Soc., Tome 67 (1961) no. 6, pp. 70-80. http://gdmltest.u-ga.fr/item/1183523853/