Advances in multimedia information processing - PCM 2005 : 6th pacific-rim conference on multimedia, Jeju, Island, Korea, November 13-16, 2005: proceedings, part 1 / SpringerLink (Online service), 2005 r=on-line
Advances in multimedia information processing - PCM 2005 : 6th pacific-rim conference on multimedia, Jeju, Island, Korea, November 13-16, 2005: proceedings, part 2 / SpringerLink (Online service), 2005 r=on-line
Ho Y. Ordinal optimization : soft optimization for hard problems / Y. Ho, Q. Jia, Q. Zhao, 2007 r=on-line. - Текст : электронный.