Yudanto, S D, Y P Dewi, P Sebayang, S A Chandra, A Imaduddin, B Kurniawan, and A Manaf. “/Sub>”;. Journal of Metals, Materials and Minerals 30, no. 3 (September 29, 2020). Accessed March 28, 2024. https://jmmm.material.chula.ac.th/index.php/jmmm/article/view/667.