Kumar, Ashwani, Paras Jain, Jabir Ali, Shrawan Kumar, and John Samuel Babu. “A Lightweight Buyer-Seller Watermarking Protocol Based on Time-Stamping and Composite Signal Representation”. International Journal of Engineering & Technology 7, no. 4.6 (September 25, 2018): 39–41. Accessed May 26, 2024. https://sciencepubco.com/index.php/ijet/article/view/20230.