Masaki Kitazume. “Deep Mixing Method in Japan”. Geotechnical Engineering Journal of the SEAGS & AGSSEA 44, no. 4 (December 31, 2013): 97–114. accessed September 12, 2026. https://ph01.tci-thaijo.org/index.php/SEAGS_AGSSEA_Journal/article/view/259418.