@article{AFST_1935_3_27__259_0,
     author = {H. Adad},
     title = {Recherches sur les surfaces plusieurs fois cercl\'ees},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {259--364},
     year = {1935},
     publisher = {Gauthier-Villars, Imprimeur-\'Editeur},
     address = {Paris},
     volume = {3e s{\'e}rie, 27},
     doi = {10.5802/afst.391},
     zbl = {0014.27702},
     language = {fr},
     url = {https://afst.centre-mersenne.org/articles/10.5802/afst.391/}
}