@article{BSMF_1938__66__48_0,
     author = {Schiffer, Menahem},
     title = {Sur un probl\`eme d'extr\'emum de la repr\'esentation conforme},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {48--55},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {66},
     year = {1938},
     doi = {10.24033/bsmf.1277},
     zbl = {0018.40902},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.1277/}
}