@article{10_37236_774,
     author = {Cathleen Battiste Presutti},
     title = {Determining lower bounds for packing densities of non-layered patterns using weighted templates},
     journal = {The electronic journal of combinatorics},
     year = {2008},
     volume = {15},
     doi = {10.37236/774},
     zbl = {1179.05013},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/774/}
}