Marwaji , Muhammad An Al, and Yulian Firmana Arifin. “Bearing Capacity of Large Drilled Shafts Fully Embeded in Claystone and Sandstone Layers”. Civil and Environmental Science Journal (CIVENSE) 5, no. 2 (October 31, 2022): 118–128. Accessed April 25, 2024. https://civense.ub.ac.id/index.php/civense/article/view/359.