@article{ASENS_1956_3_73_2_93_0,
     author = {Fr\'echet, Maurice},
     title = {Le probl\`eme de l'existence d'un extremum local d'une fonctionnelle},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {93--120},
     publisher = {Elsevier},
     volume = {3e s{\'e}rie, 73},
     number = {2},
     year = {1956},
     doi = {10.24033/asens.1043},
     mrnumber = {19,155a},
     zbl = {0072.13002},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.24033/asens.1043/}
}