Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{ELMA_1960__15_140711, author = {A. Aigner}, title = {Bemerkung und {L\"osung} zum {Problem} {Nr.} 29.}, journal = {Elemente der Mathematik}, pages = {66--67}, publisher = {mathdoc}, volume = {15}, year = {1960}, zbl = {0093.25801}, url = {http://geodesic.mathdoc.fr/item/ELMA_1960__15_140711/} }
A. Aigner. Bemerkung und Lösung zum Problem Nr. 29.. Elemente der Mathematik, Tome 15 (1960), pp. 66-67. http://geodesic.mathdoc.fr/item/ELMA_1960__15_140711/