Mustata, F., and I. Bicu. “Hydroxyesters of Resin Acids Modified With O-Cresol P-Nonylphenol Formaldehyde Resins”. Polimery 54, no. 9 (August 18, 2022): 627–634. Accessed January 15, 2025. https://polimery.ichp.vot.pl/index.php/p/article/view/1240.