A watermark for digital images. - Raymond B. Wolfgang; Edward J. Delp (ICIP (3), 1996)

The Effect of Matching Watermark and Compression Transforms in Compressed Color Images. - Raymond B. Wolfgang; Christine Podilchuk; Edward J. Delp (ICIP (1), 1998)

Fragile watermarking using the VW2D watermark. - Raymond B. Wolfgang; Edward J. Delp III (Security and Watermarking of Multimedia Contents, 1999)

Perceptual watermarks for digital images and video. - Raymond B. Wolfgang; Christine Podilchuk; Edward J. Delp (Proc. IEEE, 1999)