PHUNPHOEM, S. ., O. . SARAVARI, and P. . SUPAPHOL. “Alkyd Printing Inks from Waste Frying Oil”. Walailak Journal of Science and Technology (WJST), vol. 17, no. 8, Aug. 2020, pp. 811-24, doi:10.48048/wjst.2020.6603.