@article{10_4064_sm_133_1_39_51,
     author = {B. Kami\'nski and K. K. Park},
     title = {On the directional entropy for {\ensuremath{\mathbb{Z}}{\texttwosuperior}-actions} on a {Lebesgue} space},
     journal = {Studia Mathematica},
     pages = {39--51},
     publisher = {mathdoc},
     volume = {133},
     number = {1},
     year = {1999},
     doi = {10.4064/sm-133-1-39-51},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-133-1-39-51/}
}