J. Kannan, Manju Somanath, M. Mahalakshmi, and K. Raja. “Encryption Decryption Algorithm Using Solutions of Pell Equation”. International Journal of Mathematics And its Applications 10, no. 1 (April 2, 2022): 1–8. Accessed May 3, 2024. http://ijmaa.in/index.php/ijmaa/article/view/7.