Supakij Nontananandh, Sanupong Boonyong, Thakol Yoobanpot, and Korchoke Chantawarangul. 2004. “Strength Development of Soft Marine Clay Stabilized with Cement and Fly Ash”. Agriculture and Natural Resources 38 (4). Bangkok, Thailand:539-52. https://li01.tci-thaijo.org/index.php/anres/article/view/243204.