Siew-Moi, Phang, Lim, Phaik-Eem, Ooi, Jillian Lean Sim, Yeong, Hui-Yin, and Ng, Woan-Shien. 2008. “Marine Algae of Perak Island, Jarak Island and the Sembilan Group of Islands in the Straits of Malacca”. Malaysian Journal of Science 27 (December):47-60. https://ajba.um.edu.my/index.php/MJS/article/view/8749.