SUSILOWATI, A.; YUSRA, I. KUAT TEKAN BETON CAMPURAN GGBFS DAN FLY ASH MENGGUNAKAN RETARDER. Journal of Civil Engineering, [S. l.], v. 15, n. 1, p. 51–56, 2021. Disponível em: http://114.6.41.75/index.php/PROKONS/article/view/5368. Acesso em: 11 sep. 2025.