%0 Journal Article %A Cathleen Battiste Presutti %T Determining lower bounds for packing densities of non-layered patterns using weighted templates %J The electronic journal of combinatorics %D 2008 %V 15 %U http://geodesic.mathdoc.fr/articles/10.37236/774/ %R 10.37236/774 %F 10_37236_774