Rahardjo, Paulus P. “Geotechnical Failures Case Histories of Construction on Soft Soils, Forensic Investigations and Counter Measures in Indonesia”. International Journal of Integrated Engineering 6, no. 2 (December 30, 2014). Accessed June 20, 2021. https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/937.