Manjeri, G., R. Muhamad, and Soon Tan. “Oryctes Rhinoceros Beetles, an Oil Palm Pest in Malaysia”. Annual Research & Review in Biology 4, no. 22 (June 16, 2014): 3429-3439. Accessed May 26, 2022. https://journalarrb.com/index.php/ARRB/article/view/25655.