I. Silviyati, E. Supraptiah, S. M. Niati, I. Hajar, A. S. Ningsih, and F. N. Amalda, “Effectiveness of Kepok Banana (Musa paradisiaca) Bread-Based Adsorbent for Fe(III) Removal Using HCl Activation: Freundlich and Langmuir Isotherm Models”, chempublish, vol. 9, no. 1, pp. 130–140, Jan. 2026.