@inproceedings{bridges2014:483, author = {Verbiese, Samuel}, title = {Amazing Labyrinths, Further Developments IV}, pages = {483--484}, booktitle = {Proceedings of Bridges 2014: Mathematics, Music, Art, Architecture, Culture}, year = {2014}, editor = {Greenfield, Gary and Hart, George and Sarhangi, Reza}, isbn = {978-1-938664-11-3}, issn = {1099-6702}, publisher = {Tessellations Publishing}, address = {Phoenix, Arizona}, url = {http://archive.bridgesmathart.org/2014/bridges2014-483.html} }