@article{01505606, title = {On parametric density of finite circle packings.}, journal = {Beitr\"age zur Algebra und Geometrie}, volume = {41}, year = {2000}, pages = {329-334}, zbl = {0974.52017}, language = {en}, url = {http://dml.mathdoc.fr/item/01505606} }
Schürmann, Achill. On parametric density of finite circle packings.. Beiträge zur Algebra und Geometrie, Tome 41 (2000) pp. 329-334. http://gdmltest.u-ga.fr/item/01505606/