Kusuma Wardani M, Sari PTK, Refionasari M. The Performance of Ca(OH)2 to Reduce the Plasticity Index and Increase the Shear Strength Parameter for Expansive Soil. J. civil eng. forum [Internet]. 2022Jul.28 [cited 2024Nov.24];8(3):237-44. Available from: https://jurnal.ugm.ac.id/v3/JCEF/article/view/3455