@inproceedings{bridges2001:1, author = {Crowe, Donald W.}, title = {Symmetries of Culture}, pages = {1--20}, booktitle = {Bridges: Mathematical Connections in Art, Music, and Science}, year = {2001}, editor = {Sarhangi, Reza and Jablan, Slavik}, isbn = {0-9665201-3-0}, issn = {1099-6702}, publisher = {Bridges Conference}, address = {Southwestern College, Winfield, Kansas}, url = {http://archive.bridgesmathart.org/2001/bridges2001-1.html} }