@article{CRMATH_2009__347_19-20_1197_0,
     author = {Julien Roth},
     title = {Une nouvelle caract\'erisation des sph\`eres g\'eod\'esiques dans les espaces mod\`eles},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {1197--1200},
     publisher = {Elsevier},
     volume = {347},
     number = {19-20},
     year = {2009},
     doi = {10.1016/j.crma.2009.09.012},
     language = {fr},
}