Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{ELMA_1969__24_140929, author = {H.-J. Kanold}, title = {\"Uber}, journal = {Elemente der Mathematik}, pages = {61--62}, publisher = {mathdoc}, volume = {24}, year = {1969}, zbl = {0174.33702}, url = {http://geodesic.mathdoc.fr/item/ELMA_1969__24_140929/} }
H.-J. Kanold. Über. Elemente der Mathematik, Tome 24 (1969), pp. 61-62. http://geodesic.mathdoc.fr/item/ELMA_1969__24_140929/