@book{MSM_1925__7__1_0,
     author = {Buhl, A.},
     title = {S\'eries analytiques. {Sommabilit\'e}},
     series = {M\'emorial des sciences math\'ematiques},
     publisher = {Gauthier-Villars},
     number = {7},
     year = {1925},
     language = {fr},
     url = {http://www.numdam.org/item/MSM_1925__7__1_0/}
}