@inproceedings{bridges2009:341, author = {Ellison, Elaine F.}, title = {Mathematical Classroom Quilts}, pages = {341--342}, 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/bridges2009-341.html} }