Ochirbud, Munkhtuvshin, Kyungchan Hong, Suah Kang, Youngho Kim, Sangsu Ha, and Donguk Choi. “Ultra-Light Foamed Concrete With Recycled Sand”. Journal of Asian Concrete Federation 8, no. 2 (December 31, 2022): 23–34. Accessed November 22, 2024. https://jacf.sfulib3.publicknowledgeproject.org/index.php/jacf/article/view/22.