Lai, P. J., W. L. Chu, R. Naidul, A. S. B. Khoo, Y. Y. Kok, S. M. M, S. N. Ling, J. W. Mak, K. C. Lim, P. Balraj, and S. M. Phalle. “Antiproliferative Activity of Microalgal Extracts on Nasopharyngeal Carcinoma (NPC) Cells”. Malaysian Journal of Science, vol. 27, no. 2, Aug. 2008, pp. 19-31, http://ijie.um.edu.my/index.php/MJS/article/view/7870.