Kurniasari, I., Riyanto, C. and Martono, Y. 2020. Activated Carbon from Sugarcane (Saccharum officinarum L.) Bagasse for Removal Ca2+ and Mg2+ Ion from Well Water. Stannum : Jurnal Sains dan Terapan Kimia. 2, 2 (Oct. 2020), 57-67. DOI:https://doi.org/10.33019/jstk.v2i2.1877.