@article{BSMF_1921__49__105_0,
     author = {Appell, P.},
     title = {Courbe de raccordement et \'elastique plane},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {105--108},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {49},
     year = {1921},
     doi = {10.24033/bsmf.1011},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.1011/}
}