Syajariah Sanusi, Huck Ywih Ch'ng, Suhaimi Othman Osman and Norhafizah Md Zain
Research Journal of Applied Sciences 13 ( 9 ): 559 - 567 , 2018
Fadzillah Aisyah, Huck Ywih Ch'ng and Suhaimi Othman Osman
Research Journal of Applied Sciences 13 ( 10 ): 626 - 631 , 2018