Voir la notice de l'article provenant de la source European Digital Mathematics Library
@misc{ELMA_1973__28_141106, title = {Neue {Aufgaben.}}, journal = {Elemente der Mathematik}, pages = {75--76}, publisher = {mathdoc}, volume = {28}, year = {1973}, url = {http://geodesic.mathdoc.fr/item/ELMA_1973__28_141106/} }
Neue Aufgaben.. Elemente der Mathematik, Tome 28 (1973), pp. 75-76. http://geodesic.mathdoc.fr/item/ELMA_1973__28_141106/