Pakaya, Denliana H.N., and Paulus Hengky Abram. “POLYMERIZATION OF EUGENOL USING A CONCENTRATED NITRIC ACID (HNO3) CATALYST AND MEDIA OF ACETIC ACID (CH3COOH)”. Media Eksakta 16, no. 2 (November 30, 2020): 134–139. Accessed October 15, 2025. https://www.jurnalfkipuntad.com/index.php/jme/article/view/745.