U. Aisya’adah, Nasywa Zinta, Ailsa Putri Dyanti, Alfina Insani, and Intan Lestari, “Eco-Friendly Adsorbent Derived From Palm Kernel Shell Waste As Activated Carbon For Crude Palm Oil (CPO) Purification”, IJHET, vol. 5, no. 1, May 2026.