Huynh, Q. D., H. N. H. Luong, N. T. Ngo, T. H. Duong, T. B. Nguyen, T. K. Lam, and T. P. Huynh. “Recycling Used Coffee Grounds As Fine Aggregate in Alkali-Activated Lightweight Non-Load-Bearing Composites”. CTU Journal of Innovation and Sustainable Development , vol. 17, no. Special issue: ETMD, Mar. 2025, pp. 24-31, doi:10.22144/ctujoisd.2025.004.