“The Effect of Calcination Temperature Variation In Pineapple Leaf Adsorbent Preparation On Methylene Blue Adsorption Using NaCl Activator” (2026) Prosiding Seminar Nasional Fisika (Sinafi), 4(1), hlm. 39–54. Tersedia pada: https://proceedings.fisikaupi.id/index.php/sinafi/article/view/6 (Diakses: 16 April 2026).