Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1929__101_159357, author = {H.F. Blichfeldt}, title = {The {Minimum} {Value} of {Quadratic} {Forms,} and the {Closest} {Packing} of {Spheres}}, journal = {Mathematische Annalen}, pages = {605--607}, publisher = {mathdoc}, volume = {101}, year = {1929}, zbl = {55.0721.01}, url = {http://geodesic.mathdoc.fr/item/MAN_1929__101_159357/} }
H.F. Blichfeldt. The Minimum Value of Quadratic Forms, and the Closest Packing of Spheres. Mathematische Annalen, Tome 101 (1929), pp. 605-607. http://geodesic.mathdoc.fr/item/MAN_1929__101_159357/