https://voyageurheritage.wordpress.com/2015/02/06/derusha-interview-with-an-artist/
http://expressmilwaukee.com/article-22520-medita tions-on-nature.html
Vivien Johnson, Lives of the Papunya Tula Artists, IAD Press 2008
Stuart Ashman and Suzanne Deats, Abstract Art, Fresco Fine Art Publications, 2005