“Pengaruh Variasi Volume Diisobutyl Ketone Terhadap Analisis Kadar Emas Pada Bijih Emas Menggunakan Metode Digesti Aqua Regia Dan Atomic Absorption Spectrophotometry”. Jurnal Serambi Engineering 11, no. 3 (August 7, 2026). Accessed August 10, 2026. https://jse.serambimekkah.id/index.php/jse/article/view/2052.