Yoyrurob, S., Boonsai, P., & Charnnok, B. . (2020). IMPROVEMENT OF DIGESTIBILITY OF METHANE PRODUCTION FROM OIL PALM FIBER BY HYDROTHERMAL PRETREATMENT. Life Sciences and Environment Journal, 21(2), 311–321. Retrieved from https://ph01.tci-thaijo.org/index.php/psru/article/view/240755