@article{CRMATH_2006__342_4_259_0,
     author = {Alves, Jos\'e F. and Castro, Armando and Pinheiro, Vilton},
     title = {Backward volume contraction for endomorphisms with eventual volume expansion},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {259--262},
     publisher = {Elsevier},
     volume = {342},
     number = {4},
     year = {2006},
     doi = {10.1016/j.crma.2005.11.024},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2005.11.024/}
}