@article{PSMIR_1975___S4_A19_0, author = {Ornstein, Donald S.}, title = {Some {Open} {Problems} in {Ergodic} {Theory}}, journal = {Publications des s\'eminaires de math\'ematiques et informatique de Rennes}, eid = {19}, pages = {1--28}, publisher = {D\'epartement de Math\'ematiques et Informatique, Universit\'e de Rennes}, number = {S4}, year = {1975}, language = {en}, url = {http://archive.numdam.org/item/PSMIR_1975___S4_A19_0/} }