Septiani, U., Syukri, Mia Yeliandri, Safni, and Zilfa. “Influence of Calsination Temperature on Zeolite Synthesis from Non-Hazardous Wastes and Its Application As an Adsorbent of Mn Metal Ion”. Jurnal Kimia Unand, vol. 14, no. 1, May 2025, pp. 29-35, doi:10.25077/jku.14.1.29-35.2025.