Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{ELMA_1949__4_140518, author = {H. Jecklin}, title = {Quasiarithmetische {Mittelwerte.}}, journal = {Elemente der Mathematik}, pages = {112--115}, publisher = {mathdoc}, volume = {4}, year = {1949}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ELMA_1949__4_140518/} }
H. Jecklin. Quasiarithmetische Mittelwerte.. Elemente der Mathematik, Tome 4 (1949), pp. 112-115. http://geodesic.mathdoc.fr/item/ELMA_1949__4_140518/