Bubpi, Attaphol, Yongyuth Sirisriphet, Prach Amornpinyo, Tawatchai Tho-In, Pakaphorn Yodsiri, and Pongsagorn Poungchompu. 2022. “Behavior of Nano Block Retaining Walls Reinforced With GFRP Bars”. Research on Modern Science and Utilizing Technological Innovation Journal (RMUTI Journal) 15 (3):85-95. https://ph01.tci-thaijo.org/index.php/rmutijo/article/view/250424.