Yusuf, M.M., Muhammad, C., Hassan, L.G., Sokoto, A., Abubakar, A.L. and Ayatullahi, , S.M. 2023. Optimization of Biolubricant from Terminalia catappa (Almond) Seed Oil Using CaO Derived from Limestone as Catalyst. International Journal of Science for Global Sustainability. 9, 3 (Oct. 2023), 31–40. DOI:https://doi.org/10.57233/ijsgs.v9i3.526.