A.M. Dan, S., F. H. Hashim, T. Raj, A. B. Huddin, and A. Hussain. 2018. “Classification of Oil Palm Fresh Fruit Bunches (FFB) Using Raman Spectroscopy”. International Journal of Engineering & Technology 7 (4.11): 184-88. https://doi.org/10.14419/ijet.v7i4.11.20798.