., Marhaini, Mardawita ., and Sri Wahyuni. “The Effect of Tea Drugs As a Natural Adsorbent on the Purification of Bioetanol from Avocado Seeds by the Process Adsorption-Distillation”. International Journal of Engineering and Technology 12, no. 2 (October 30, 2023): 65–70. Accessed March 15, 2025. https://sciencepubco.com/index.php/IJET/article/view/32346.