L. F. Lee, W. K. Lee, M. Y. Maskat, Rosli Md. Illias, Suraini A. Aziz, K. Kamarulzaman and H. Osman
Pakistan Journal of Biological Sciences 8 ( 1 ): 73 - 77 , 2005
Rosli Md. Illias, Tien Siew Fen, Noor Aini Abdulrashid, Wan Mokhtar Wan Yusoff, Aidil Abd Hamid, Osman Hassan and Kamarulzaman Kamaruddin
Pakistan Journal of Biological Sciences 5 ( 6 ): 688 - 692 , 2002