@article{01066091, title = {Finite sphere packings and critical radii.}, journal = {Beitr\"age zur Algebra und Geometrie}, volume = {38}, year = {1997}, pages = {193-211}, zbl = {0890.52009}, language = {en}, url = {http://dml.mathdoc.fr/item/01066091} }
Böröczky, K.jun.; Wills, J.M. Finite sphere packings and critical radii.. Beiträge zur Algebra und Geometrie, Tome 38 (1997) pp. 193-211. http://gdmltest.u-ga.fr/item/01066091/