M. Abdulkadir, A. J.Ademola, I. Aliyu, O. I. Lasisi, K. Mutalib, and A. K. Sanusi, “PRODUCTION AND PERFORMANCE ASSESSMENT OF MARULA (Sclerocarya birrea) BIODIESEL IN A COMPRESSION IGNITION ENGINE”, FJS, vol. 10, no. 3, pp. 109–118, Feb. 2026, doi: 10.33003/fjs-2026-1003-4599.