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   2. P.Shanthi, R.S Bhuvaneswaran “Dual Image Watermarking Based on DWT-SVD ” is published an “International Journal of Future Innovative Science and Engineering Research (IJFISER) ” Volume-2, Issue-4, Dec - 2016.
   3. Shuo-Tsung Chen, Huang-Nan Huang, Chur-Jen Chen, Kuo-Kun Tseng, Shu-YiTu, “Adaptive audio watermarking via the optimization point of view on the wavelet-based entropy”, Digital Signal Processing, 23 (2013) 971–980.
   4. Th. Rupachandra Singh, Kh. Manglem Singh, Sudipta Roy, “Video Watermarking Scheme based on Visual Cryptography and Scene Change Detection”, International Journal of Electronics and Communications, Volume 67, Issue 8, August 2013, Pages 645–651.
   5. Frederic Lusson, Karen Bailey, Mark Leeney, Kevin Curran. "A Novel Approach to Digital Watermarking, exploiting Colour Spaces", Signal Processing, 93 (2013) 1268–1294.
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