Dipti B. Tambe4, Amol P. Londhe5, Prof. N. B. Kadu 1, Pushkar U. Wable2, Swati K. Wale3,. “Face Captcha”. International Journal of Engineering and Computer Science 4, no. 03 (December 30, 2017). Accessed May 5, 2024. http://ijecs.in/index.php/ijecs/article/view/1013.