@article{BSMF_1993__121_4_479_0,
     author = {Unterberger, Andr\'e},
     title = {L'oscillateur relativiste et les fonctions de {Mathieu}},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {479--508},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {121},
     number = {4},
     year = {1993},
     doi = {10.24033/bsmf.2217},
     mrnumber = {95g:33024},
     zbl = {0797.58034},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.24033/bsmf.2217/}
}