Pha-obnga, Nawarat, Suneerat Aiumlamai, and Chalong Wachirapakorn. 2016. “Nutritive value and effect of different levels of rubber seed kernel in total mixed ratio on digestibility using In Vitro gas production technique”. Asia-Pacific Journal of Science and Technology 21 (3):51-62. https://doi.org/10.14456/apst.2016.6.