Pisut Rodvinij, Pitiwat Wattanachai, and Sattaya Chaiwithee. “THE EFFECT OF FGD GYPSUM ADDITION IN THE MIXTURE OF SHOTCRETE USED BOTTOM ASH AS FINE AGGREGATE”. GEOMATE Journal 16, no. 57 (January 4, 2019): 1–8. Accessed July 1, 2022. https://geomatejournal.com/geomate/article/view/2790.