Sukontasukkul, Piti, and Nitipon Boonpradit. 2015. “Use of Liquid Polymer to Prevent Moisture Loss During Curing and to Improve Watertightness at the Hardening Stage”. Science & Technology Asia 11 (2):41-46. https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/41551.