Bundjali, Bunbun, Muhammad Masykuri, Fitri Widya Hartanti, and I Made Arcana. “Poly(urethane) Synthesized from 9-Ethoxy-1,10-Octadecanediol Obtained by Modification of Palm Oil Oleic Acid”. Journal of Mathematical and Fundamental Sciences 50, no. 1 (March 24, 2018): 13-27. Accessed October 15, 2025. https://journals.itb.ac.id/index.php/jmfs/article/view/3745.