Nuttapol Boonsom. (2008) Variable-aperture-based image matting. Mahidol University,:ม.ป.ท.Nuttapol Boonsom. 2008. Variable-aperture-based image matting. ม.ป.ท.:Mahidol University,;Nuttapol Boonsom. Variable-aperture-based image matting. ม.ป.ท.:Mahidol University, 2008. Print.