F. H. Kamaru Zaman, A. A. Sulaiman, I. Mohd Yassin, N. Md Tahir, and Z. I. Rizman, “Development of Mobile Face Verification Based on Locally Normalized Gabor Wavelets”, Int. J. Adv. Sci. Eng. Inf. Technol., vol. 7, no. 4, pp. 1198–1205, Aug. 2017.