@article{BSMF_1894__22__97_0,
     author = {Balitrand},
     title = {D\'emonstration des formules fondamentales de la p\'erimorphie et des formules de {Codazzi}},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {97--102},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {22},
     year = {1894},
     doi = {10.24033/bsmf.487},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.487/}
}