M. DUC, Duong; A. DUC, Duong. A GEOMETRICAL ROBUST IMAGE DATA HIDING SCHEME BASED ON CONTOURLET TRANSFORM. <b>Vietnam Journal of Science and Technology</b>, Hanoi, VN, v. 48, n. 4, 2012. DOI: 10.15625/0866-708X/48/4/1173. Disponível em: https://vjs.ac.vn/jst/article/view/1173. Acesso em: 11 jan. 2026.