@article{AMBP_2005__12_2_223_0,
     author = {Crouzeix, Michel},
     title = {Une famille d{\textquoteright}in\'egalit\'es pour les ensembles convexes du plan},
     journal = {Annales math\'ematiques Blaise Pascal},
     pages = {223--230},
     publisher = {Annales math\'ematiques Blaise Pascal},
     volume = {12},
     number = {2},
     year = {2005},
     doi = {10.5802/ambp.204},
     zbl = {05016089},
     language = {fr},
     url = {http://www.numdam.org/articles/10.5802/ambp.204/}
}