Sangtongdee, U., K. Poengranai, and P. Meephiam. “Hashing Technology and PhotoDNA Database in Multimedia Forensics”. Journal of Criminology and Forensic Science, vol. 6, no. 2, Dec. 2020, pp. 181-96, https://so02.tci-thaijo.org/index.php/forensic/article/view/244801.