@article{1183503572, author = {Oldenburger, Rufus}, title = {Recurrence of symbolic elements in dynamics}, journal = {Bull. Amer. Math. Soc.}, volume = {47}, number = {11}, year = {1941}, pages = { 294-297}, language = {en}, url = {http://dml.mathdoc.fr/item/1183503572} }
Oldenburger, Rufus. Recurrence of symbolic elements in dynamics. Bull. Amer. Math. Soc., Tome 47 (1941) no. 11, pp. 294-297. http://gdmltest.u-ga.fr/item/1183503572/