R Wan Abdul Razak, W, N J Mohamad Yusuf, A Abdul-Aziz, S K Navaratnam, I Zubir, and E E Rizlan Ross. “Screening and Isolation of Polyhydroxyalkanoates (PHA)-Producing Bacteria from Landfill by Using Cocoa Pod Husks As Carbon Source”. International Journal of Engineering and Technology 7, no. 4.14 (December 24, 2019): 51–56. Accessed February 18, 2026. https://www.sciencepubco.com/index.php/IJET/article/view/27470.