@article{GDZPPN002080877,
title = {Steinerellipsoide.},
journal = {Elemente der Mathematik},
volume = {38},
year = {1983},
pages = {137-142},
url = {http://dml.mathdoc.fr/item/GDZPPN002080877}
}
Krause, Hans-Ulrich. Steinerellipsoide.. Elemente der Mathematik, Tome 38 (1983) pp. 137-142. http://gdmltest.u-ga.fr/item/GDZPPN002080877/