A Forensic Marking Algorithm Based on DWT-SVD Using Hologram. - Li De; Jihah Nah; JongWeon Kim (ISM, 2009)

A Quantified Audio Watermarking Algorithm Based on DWT-DCT. - Li De; Yingying Ji; JongWeon Kim (FGIT-MulGraB (2), 2011)

An Audio Watermarking Algorithm Using Group Quantization of DCT Coefficients. - Li De; Wenji Quan; JongWeon Kim (FGIT, 2012)