Lossy Compression Tolerant Steganography. - Ren-Junn Hwang; Timothy K. Shih; Chuan-Ho Kao; Tsung-Ming Chang (Human.Society@Internet, 2001)

Digital Watermarking Based on Pixels Relationships. - Ren-Junn Hwang; Rong-Chi Chang; Sheng-Hua Shiau; Tsung-Ming Chang; Chun-Chia Wang; Hui-Huang Hsu (JCIS, 2002)