Coloring of master brake cover accessories (CNC products) using the anodizing method with natural mangosteen peel dye. Seminar Nasional Tahunan - Teknik Mesin [Internet]. 2026 Mar. 9 [cited 2026 May 2];23(1):73-9. Available from: https://snttm.bkstm.org/index.php/SNTTM/article/view/70