Wirawan IWA, Walanda DK, Napitupulu M. The Extraction of Nickel from Morowali Laterite Ore with Nitric Acid. J. Akademika Kimia [Internet]. 2022May30 [cited 2024Sep.19];11(2):91-5. Available from: https://jurnalfkipuntad.com/index.php/jak/article/view/1971