Aritonang, Henry Fonda, Fajar Saut Hamonangan Sitinjak, Audy Denny Wuntu, Harry Julius Koleangan, and Widya Astuti Lolo. “Effectiveness of Activated Carbon from Corn Cobs (Zea Mays L.) As an Adsorbent for Methylene Blue Dyes”. Jurnal Ilmiah Sains 25, no. 2 (September 2, 2025): 99–113. Accessed December 6, 2025. https://ejournal.unsrat.ac.id/v3/index.php/JIS/article/view/58742.