PRANDINI, M. N.; RAHMAYANTI, M. Effect Contact Time Adsorption of Naphtol Dye Using Humic Acid Adsorbent Result of Peat Isolation from Kalimantan. Proceeding International Conference on Science and Engineering, [S. l.], v. 4, p. 318–321, 2021. Disponível em: https://sunankalijaga.org/prosiding/index.php/icse/article/view/678. Acesso em: 28 apr. 2026.