An Effective chaos-based image watermarking scheme using fractal coding. - Mohammadreza Keyvanpour; Farnoosh Merrikh-Bayat (WCIT, 2011)

Robust dynamic block-based image watermarking in DWT domain. - Mohammadreza Keyvanpour; Farnoosh Merrikh-Bayat (WCIT, 2011)

Blind image watermarking method based on chaotic key and dynamic coefficient quantization in the DWT domain. - Mohammadreza Keyvanpour; Farnoosh Merrikh-Bayat (Math. Comput. Model., 2013)