@article{ASNSP_1934_2_3_2_135_0,
     author = {Bouligand, Georges},
     title = {Sur les ensembles ponctuels entour\'es de points ordinaires et, en particulier, sur les courbes et les surfaces \`a courbure born\'ee},
     journal = {Annali della Scuola Normale Superiore di Pisa - Scienze Fisiche e Matematiche},
     pages = {135--148},
     publisher = {Scuola normale superiore},
     volume = {2e s{\'e}rie, 3},
     number = {2},
     year = {1934},
     zbl = {0008.40602},
     language = {fr},
     url = {http://archive.numdam.org/item/ASNSP_1934_2_3_2_135_0/}
}