Voir la notice de l'article provenant de la source European Digital Mathematics Library
@misc{ELMA_1946__1_140437, title = {Aufgaben.}, journal = {Elemente der Mathematik}, pages = {71--71}, publisher = {mathdoc}, volume = {1}, year = {1946}, url = {http://geodesic.mathdoc.fr/item/ELMA_1946__1_140437/} }
Aufgaben.. Elemente der Mathematik, Tome 1 (1946), p. 71. http://geodesic.mathdoc.fr/item/ELMA_1946__1_140437/