Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{ELMA_1946__1_140423, author = {H. Hadwiger}, title = {Kleine {Studie} zum {Tangentialpolyeder.}}, journal = {Elemente der Mathematik}, pages = {11--12}, publisher = {mathdoc}, volume = {1}, year = {1946}, zbl = {0061.38204}, url = {http://geodesic.mathdoc.fr/item/ELMA_1946__1_140423/} }
H. Hadwiger. Kleine Studie zum Tangentialpolyeder.. Elemente der Mathematik, Tome 1 (1946), pp. 11-12. http://geodesic.mathdoc.fr/item/ELMA_1946__1_140423/