@article{GDZPPN002368706, title = {Zur Gittertheorie n-dimensionaler Ellipsoide}, journal = {Mathematische Zeitschrift}, volume = {24}, year = {1926}, pages = {150-165}, zbl = {52.0178.01}, url = {http://dml.mathdoc.fr/item/GDZPPN002368706} }
Müntz, Ch.H. Zur Gittertheorie n-dimensionaler Ellipsoide. Mathematische Zeitschrift, Tome 24 (1926) pp. 150-165. http://gdmltest.u-ga.fr/item/GDZPPN002368706/