Anjarwati, Retno, et al. “Geochemical and Mineralogical Insights into Hydrothermal Alteration in the Beruang Kanan Non-Vulcanic Area, Central Kalimantan, Indonesia”. International Journal of Hydrological and Environmental for Sustainability, vol. 4, no. 2, June 2025, pp. 75-85, https://doi.org/10.58524/ijhes.v4i2.767.