@inproceedings{bridges2009:305, author = {Chavey, Darrah}, title = {Mathematical Experiments with African Sona Designs}, pages = {305--308}, booktitle = {Proceedings of Bridges 2009: Mathematics, Music, Art, Architecture, Culture}, year = {2009}, editor = {Kaplan, Craig S. and Sarhangi, Reza}, isbn = {978-0-96652-020-0}, issn = {1099-6702}, publisher = {Tarquin Publications}, address = {London}, url = {http://archive.bridgesmathart.org/2009/bridges2009-305.html} }