Sivananthamaitrey, P, and P Rajesh Kumar. “Multipurpose Watermarking Based on Hybrid Strategies”. International Journal of Engineering and Technology 7, no. 3.29 (August 24, 2018): 65–69. Accessed May 12, 2026. https://www.sciencepubco.com/index.php/IJET/article/view/18463.