Pratiwi, Denia, Deri Islami, and Indah Ningsih. “Utilization of Pineapple Peel (Ananas Comosus) As a Basic Ingredient of Activated Charcoal”. JPK : Jurnal Proteksi Kesehatan 11, no. 1 (July 8, 2022): 35-40. Accessed February 27, 2024. https://jurnal.pkr.ac.id/index.php/JPK/article/view/435.