Usha Kiruthika, Abhinav Singhal, Piyush Pathak. “Multi- Authorized Encrypted Search Using MD5 Encryption Technique”. International Journal of Advanced Science and Technology 29, no. 9s (May 15, 2020): 3168 - 3176. Accessed May 4, 2024. http://sersc.org/journals/index.php/IJAST/article/view/15856.