Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1929__30_168125, author = {P. Franklin}, title = {Almost periodic recurrent motions}, journal = {Mathematische Zeitschrift}, pages = {325--331}, publisher = {mathdoc}, volume = {30}, year = {1929}, zbl = {55.1094.01}, url = {http://geodesic.mathdoc.fr/item/MZ_1929__30_168125/} }
P. Franklin. Almost periodic recurrent motions. Mathematische Zeitschrift, Tome 30 (1929), pp. 325-331. http://geodesic.mathdoc.fr/item/MZ_1929__30_168125/