Nidhi Patel, and S. K. Parmar. “Hybrid Approach for Single Image Super Resolution Using ISEF/CANNY/Anisotropic Diffusion and IBP: Specific Reference to License Plate”. International Journal of Advance Engineering and Research Development (IJAERD), vol. 2, no. 5, May 2015, pp. 1198-04, https://ijaerd.org/index.php/IJAERD/article/view/1157.