Yang Amri, A., B. Huzaimi Tajuddin, Y. Ai Lin, and K. A. Abdul Adzis. “Corals of Pulau Perak: After 46 Years of Scientific Solitude”. Malaysian Journal of Science, vol. 27, Dec. 2008, pp. 75-81, https://malindojournal.um.edu.my/index.php/MJS/article/view/8755.