@phdthesis{THESE_1929__100__1_0,
     author = {Cior\u{a}nesco, Nicolas},
     title = {Le probl\`eme de {Dirichlet} pour les syst\`emes d'\'equations aux d\'eriv\'ees partielles du second ordre},
     series = {Th\`eses de l'entre-deux-guerres},
     number = {100},
     year = {1929},
     mrnumber = {3532963},
     language = {fr},
     url = {http://archive.numdam.org/item/THESE_1929__100__1_0/}
}