Alfawwazi, Abdul, Much. Setyadji, and Jumaeri Jumaeri. “Separation of Cerium, Neodymium, and Lanthanum from Rare Metal Concentrates by Calcining and Leaching Using Hydrochloric Acid”. Indonesian Journal of Chemical Science 11, no. 1 (May 1, 2022): 81-90. Accessed November 22, 2024. https://journal.unnes.ac.id/sju/ijcs/article/view/53964.