Putra, Heriansyah, Hideaki Yasuhara, Naoki Kinoshita, and Muhammad Fauzan. “Promoting Precipitation Technique Using Bio-Chemical Grouting for Soil Liquefaction Prevention”. Civil Engineering Dimension 22, no. 1 (May 19, 2020): 1–5. Accessed April 29, 2025. https://ced.petra.ac.id/index.php/civ/article/view/22554.