Abdul Hamid, F. F., and F. Abdul Latif. “SEJARAH PERKEMBANGAN TULISAN JAWI: ANALISIS MENGENAI TEORI KANG KYOUNG SEOK (Historical Development of Jawi Script: Analysis to Theory of Kang Kyoung Seok)”. Journal of Al-Tamaddun, vol. 9, no. 2, Dec. 2014, pp. 1-15, http://jummec.um.edu.my/index.php/JAT/article/view/8673.