@article{MZ_1976__150_172418,
     author = {Daniel Rudolph},
     title = {A {Two-Valued} {Step} {Coding} for {Ergodic} {Flows.}},
     journal = {Mathematische Zeitschrift},
     pages = {201--220},
     publisher = {mathdoc},
     volume = {150},
     year = {1976},
     zbl = {0325.28019},
     url = {http://geodesic.mathdoc.fr/item/MZ_1976__150_172418/}
}