Kamal, M., Ade Hermawan, B. Basino, Priyantini Dewi, I Ketut Daging, and Faizal Fachruddin. “PHYSICAL TEST OF LUBRICATING OIL VISCOSITY (KINEMATIC VISCOSITY) AND TBN (TOTAL BASE NUMBER) OF LUBRICATING OIL USING AND WITHOUT USING A CJC TYPE FINE FILTER ON THE MAIN ENGINE KM BINAMA II: Indonesia”. Journal of Innovation Research and Knowledge, vol. 4, no. 1, May 2024, pp. 87-96, doi:10.53625/jirk.v4i1.7819.