https://open.abc.net.au/explore/90841


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