J. Thumrongvut, T. Audomrak, N. Wonglakorn, W. Tabyang, S. Tiyasangthong, and C. Suksiripattanapong, “Factors Affecting Properties of Cellular Lightweight Clay Improved with Fly Ash Geopolymer and Cement”, Civ Eng J, vol. 11, no. 8, pp. 3151–3168, Aug. 2025.