SETIAWATI, M. .; SAGGAFF, A. .; SALOMA; NGIAN, S. P. . Effect of Solution Concentration, Fly Ash Ratio, and Aging Time on the Quality of Nano-Silica. Science and Technology Indonesia, [S. l.], v. 10, n. 2, p. 622–627, 2025. DOI: 10.26554/sti.2025.10.2.622-627. Disponível em: https://sciencetechindonesia.com/index.php/jsti/article/view/1584. Acesso em: 25 may. 2026.