Điển, Phạm Huy, and Đinh Hữu Toàn. “A Practical Implementation of a Digital Signature Scheme”. Journal of Computer Science and Cybernetics 21, no. 2 (July 24, 2012): 184–194. Accessed November 5, 2025. https://jcc.vast.vn/jcc/article/view/1450.