Bakri, B., A. E. E. Putra, A. A. Mochtar, I. Renreng, and H. Arsyad. “Sodium Bicarbonate Treatment on Mechanical and Morphological Properties of Coir Fibres”. International Journal of Automotive and Mechanical Engineering, vol. 15, no. 3, Oct. 2018, pp. 5562-7, doi:10.15282/ijame.15.3.2018.12.0427.