Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{ELMA_1950__5_140538, author = {A. Stoll}, title = {Die {Steinersche} {Hypozykloide.}}, journal = {Elemente der Mathematik}, pages = {55--60}, publisher = {mathdoc}, volume = {5}, year = {1950}, zbl = {0036.22206}, url = {http://geodesic.mathdoc.fr/item/ELMA_1950__5_140538/} }
A. Stoll. Die Steinersche Hypozykloide.. Elemente der Mathematik, Tome 5 (1950), pp. 55-60. http://geodesic.mathdoc.fr/item/ELMA_1950__5_140538/