“Thermal Characterization of Castor Oil As Additive in Lubricant Oil Using Photothermal Techniques”. Superficies y Vacío 31, no. 1 (March 15, 2018): 6–9. Accessed April 24, 2025. https://superficiesyvacio.smctsm.org.mx/index.php/SyV/article/view/2018_syv31_1-010006.