Wiratama, Ristiya Adi, Eko Hanudin, and Benito Heru Purwanto. 2021. “Intercalation and Calcination As Methods to Reduce Expansive Soil Properties”. SAINS TANAH - Journal of Soil Science and Agroclimatology 18 (1): 36-47. https://doi.org/10.20961/stjssa.v18i1.46735.