@inproceedings{bridges2004:141, author = {Roelofs, Rinus}, title = {Glide Reflection and other Combined Transformations}, pages = {141--148}, booktitle = {Bridges: Mathematical Connections in Art, Music, and Science}, year = {2004}, editor = {Sarhangi, Reza and S\'{e}quin, Carlo}, isbn = {0-9665201-5-7}, issn = {1099-6702}, publisher = {Bridges Conference}, address = {Southwestern College, Winfield, Kansas}, url = {http://archive.bridgesmathart.org/2004/bridges2004-141.html} }