Natasha, Nadia Chrisayu, Latifa Hanum Lalasari, Miftakhur Rohmah, and Johny Wahyuadi Sudarsono. 2018. “Ekstraksi Litium Dari β – Spodumen Hasil Dekomposisi Batuan Sekismika Indonesia Menggunakan Aditif Natrium Sulfat [Lithium Extraction from β-Spodumene the Decomposition Product of Schist Mica Indonesia Using Sodium Sulphate As Additive]”. Jurnal Metalurgi 33 (2):69-78. https://doi.org/10.14203/metalurgi.v33i2.429.