Owuna, F. J., Dabai, M. U., Sokoto, M. A., & Abubakar, A. L. (2019). Analysis of Properties of Biolubricant Obtained from Blends of Used Palm Oil. Theory and Applications of Chemistry Vol. 2, 123-135. Retrieved from https://stm1.bookpi.org/index.php/tac-v2/article/view/230