Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{ELMA_1967__22_140835, author = {F. Leuenberger}, title = {Zu einer {Frage} von {E.} {Szekeres.}}, journal = {Elemente der Mathematik}, pages = {16--17}, publisher = {mathdoc}, volume = {22}, year = {1967}, language = {de}, url = {http://geodesic.mathdoc.fr/item/ELMA_1967__22_140835/} }
F. Leuenberger. Zu einer Frage von E. Szekeres.. Elemente der Mathematik, Tome 22 (1967), pp. 16-17. http://geodesic.mathdoc.fr/item/ELMA_1967__22_140835/