%0 Journal Article %A H.F. Blichfeldt %T The Minimum Value of Quadratic Forms, and the Closest Packing of Spheres %J Mathematische Annalen %D 1929 %P 605-607 %V 101 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1929__101_159357/ %F MAN_1929__101_159357