Noraishah Shafiqah Yacob, Hassan Mohamed, and Abd Halim Shamsuddin. “Investigation of Palm Oil Wastes Characteristics for Co-Firing With Coal”. Journal of Advanced Research in Applied Sciences and Engineering Technology 23, no. 1 (June 28, 2021): 34–42. Accessed April 25, 2024. https://www.akademiabaru.com/submit/index.php/araset/article/view/3963.