@article{CRMATH_2013__351_7-8_295_0,
     author = {Josse, Alfrederic and P\`ene, Fran\c{c}oise},
     title = {Degree and class of caustics by reflection for a generic source},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {295--297},
     publisher = {Elsevier},
     volume = {351},
     number = {7-8},
     year = {2013},
     doi = {10.1016/j.crma.2013.04.019},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2013.04.019/}
}