Francisca, I. I., N. Uchechukwu, and O. M. Osaruyi. “Production of Premium Motor Spirit (PMS) Additive from Acetone and D-Limonene”. Kathmandu University Journal of Science, Engineering and Technology, vol. 16, no. 1, June 2022, doi:10.3126/kuset.v16i1.62635.