Chandrakanthan, Kavitha, and Latha Parthiban V. “SECURE DOCUMENT SHARING IN ELEARNING WITH VISUAL CRYPTOGRAPHY”. International Journal of Psychosocial Rehabilitation 24, no. 2 (April 30, 2020): 5144–5151. Accessed June 16, 2025. https://www.psychosocial.com/index.php/ijpr/article/view/2330.