R.Anand, Roshan Shahul N, Saarika S R, Siva Kumar A. “ILENS : An IOS Application Incorporating Augmented Reality”. International Journal of Advanced Science and Technology, Vol. 29, no. 10s, May 2020, pp. 7328 -31, http://sersc.org/journals/index.php/IJAST/article/view/23690.