Brian Wyvill Cornelius W. A. M. van Overveld M. Sheelagh T. Carpendale Rendering cracks in Batik. 61-149 2004 conf/npar/2004 NPAR http://doi.acm.org/10.1145/987657.987667 db/conf/npar/npar2004.html#WyvillOC04