@article{JMPA_1942_9_21__123_0,
     author = {Buhl, Adolphe},
     title = {Ondes. {Analyse.} {G\'eom\'etrie.} {Arithm\'etique}},
     journal = {Journal de Math\'ematiques Pures et Appliqu\'ees},
     pages = {123--139},
     publisher = {Gauthier-Villars},
     volume = {9e s{\'e}rie, 21},
     year = {1942},
     zbl = {0061.21003},
     language = {fr},
     url = {http://www.numdam.org/item/JMPA_1942_9_21__123_0/}
}