Rosazley, R., Shazana, M., Izzati, M., Fareezal, A., Rushdan, I., & Ainun, Z. (2016). CHARACTERIZATION OF NANOFIBRILLATED CELLULOSE PRODUCED FROM OIL PALM EMPTY FRUIT BUNCH FIBERS (OPEFB) USING ULTRASOUND.
Journal of Contemporary Issues and Thought,
6, 30-37.
https://ejournal.upsi.edu.my/index.php/JCIT/article/view/1054