@article{JMPA_1898_5_4__241_0,
     author = {Liapounoff, A.},
     title = {Sur certaines questions qui se rattachent au probl\`eme de {Dirichlet}},
     journal = {Journal de Math\'ematiques Pures et Appliqu\'ees},
     pages = {241--311},
     publisher = {Gauthier-Villars},
     volume = {5e s{\'e}rie, 4},
     year = {1898},
     language = {fr},
     url = {http://archive.numdam.org/item/JMPA_1898_5_4__241_0/}
}