@article{10_4064_sm_93_3_259_269,
     author = {Krystyna Ziemian},
     title = {Rate of convergence of conditional entropies for some maps of an interval},
     journal = {Studia Mathematica},
     pages = {259--269},
     publisher = {mathdoc},
     volume = {93},
     number = {3},
     year = {1989},
     doi = {10.4064/sm-93-3-259-269},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-93-3-259-269/}
}