Ergodic flows of positive entropy can be time changed to becomeK-flows D. S. OrnsteinM. Smorodinsky OriginalPaper Pages: 75 - 83
Random walks on compact groups and the existence of cocycles Robert J. Zimmer OriginalPaper Pages: 84 - 90
Fixed points of jump preserving automorphisms of degrees Carl G. JockuschRobert M. Solovay OriginalPaper Pages: 91 - 94