@article{BSMF_1931__59__211_0,
     author = {Vincensini, Paul},
     title = {Sur la d\'eformation des surfaces et sur quelques propri\'et\'es des surfaces spirales},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {211--228},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {59},
     year = {1931},
     doi = {10.24033/bsmf.1180},
     zbl = {0004.02003},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.1180/}
}