@article{10_1090_S0894_0347_2014_00795_5,
     author = {Bruin, Henk and van Strien, Sebastian},
     title = {Monotonicity of entropy for real multimodal maps},
     journal = {Journal of the American Mathematical Society},
     pages = {1--61},
     publisher = {mathdoc},
     volume = {28},
     number = {1},
     year = {2015},
     doi = {10.1090/S0894-0347-2014-00795-5},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-2014-00795-5/}
}