C.Y. Ou, and L.L. Yang. “Observed Performance of Diaphragm Wall Construction”. Geotechnical Engineering Journal of the SEAGS & AGSSEA 42, no. 3 (September 30, 2011): 41–49. accessed September 12, 2026. https://ph01.tci-thaijo.org/index.php/SEAGS_AGSSEA_Journal/article/view/259549.