The Effect of Adding Lime And Rice Husk Ash on The Cbr Value of Expansive Soil in The Purwodadi Area, Grobogan Regency, Central Java. Technema [Internet]. 2026 Mar. 12 [cited 2026 Sep. 17];1(1):75-87. Available from: https://sovereignresearch.org/technema/article/view/304