IBRAHIM, A. O.; ALI, A. N.; ALBERT, L. S.; OYEWOLE, A.; ABDULLAHI, A. A.; ABDULSALAM, A. O.; MICHAEL, O.-E. C. DEVELOPMENT OF BIODEGRADABLE LUBRICATING OIL FOR TURBINE BEARING FROM PALM KERNEL AND CASTOR OILS. FUDMA JOURNAL OF SCIENCES, v. 9, n. 4, p. 145 - 154, 30 Apr. 2025.