Willcocks, M., A. Thorpe, G. Toylan, G. Clavell, and L. Moliner. “The Hands Behind the Cans”. SAUC - Street Art and Urban Creativity, Vol. 1, no. 1, Dec. 2015, pp. 80 -91, https://journals.ap2.pt/index.php/sauc/article/view/20.