no. S4
A Two Valued Step-Coding for Ergodic Flows
Publications mathématiques et informatique de Rennes, no. S4 (1975), article no. 21, 7 p. 
@article{PSMIR_1975___S4_A21_0,
     author = {Rudolph, D. J.},
     title = {A Two Valued Step-Coding for Ergodic Flows},
     journal = {Publications math\'ematiques et informatique de Rennes},
     eid = {21},
     publisher = {D\'epartement de Math\'ematiques et Informatique, Universit\'e de Rennes},
     number = {S4},
     year = {1975},
     language = {en},
     url = {www.numdam.org/item/PSMIR_1975___S4_A21_0/}
}
Rudolph, D. J. A Two Valued Step-Coding for Ergodic Flows. Publications mathématiques et informatique de Rennes, no. S4 (1975), article  no. 21, 7 p. http://www.numdam.org/item/PSMIR_1975___S4_A21_0/

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