“The Effect of Comonomer Styrene on the Grafting of Maleic Anhydride onto Cyclized Natural Rubber”. Jurnal Pendidikan Kimia 16, no. 2 (August 9, 2024): 92–97. Accessed March 22, 2026. https://jurnal.unimed.ac.id/2012/index.php/jpk/article/view/56906.