@book{MSM_1931__49__1_0, author = {Kryloff, Nicolas}, title = {Les m\'ethodes de solution approch\'ee des probl\`emes de la physique math\'ematique}, series = {M\'emorial des sciences math\'ematiques}, publisher = {Gauthier-Villars}, number = {49}, year = {1931}, zbl = {0002.04503}, language = {fr}, url = {http://archive.numdam.org/item/MSM_1931__49__1_0/} }