@article{10_2307_121072,
     author = {Luis Barreira and Yakov Pesin and J\"org Schmeling},
     title = {Dimension and product structure of hyperbolic measures},
     journal = {Annals of mathematics},
     year = {1999},
     volume = {149},
     number = {3},
     doi = {10.2307/121072},
     zbl = {0977.37011},
     url = {http://geodesic.mathdoc.fr/articles/10.2307/121072/}
}