COA, S. A. R.; TOMI, D. N.; LETO, K. T. Production of an Adsorbent from Chicken Eggshell Waste for the Purification of Used Cooking Oil. Bincang Sains dan Teknologi, [S. l.], v. 5, n. 02, p. 69–77, 2026. DOI: 10.56741/bst.v5i02.2397. Disponível em: https://journal.iistr.org/index.php/BST/article/view/2397. Acesso em: 7 oct. 2026.