“The Effect of Using Polyethylene Terephthalate (PET) Polymer on the Marshall Testing Characteristics of Asphalt Mixture (AC-WC)” (2022) Manganite: Journal of Chemistry and Education, 1(1), pp. 28–38. Available at: https://jurnal.institutsunandoe.ac.id/index.php/manganite/article/view/55 (Accessed: 25 May 2026).