ACM Transactions on Graphics, vol. 32, no. 4, page. 57:1 - 57:7, 2013-07
IEEE TRANSACTIONS ON VISUALIZATION AND COMPUTER GRAPHICS, vol. 15, no. 1, page. 62 - 76, 2009-01
VISUAL COMPUTER, vol. 21, no. 8-10, page. 698 - 706, 2005-09