@phdthesis{THESE_1930__116__1_0,
     author = {Raclis, Rodolphe Nicolas},
     title = {Solution principale de l'\'equation aux diff\'erences finies de {Poincar\'e}},
     series = {Th\`eses de l'entre-deux-guerres},
     number = {116},
     year = {1930},
     language = {fr},
     url = {http://www.numdam.org/item/THESE_1930__116__1_0/}
}