TAJUNNISA, Yuyun; HUSIN, Nur Achmad; KUSBIANTORO, Andri; AZMI, Ahmad Daffa; ASHARA, Khansa Fadilah; SHIGEISHI, Mitsuhiro. Performance Changes in Mass and Compressive Strength of High-Calcium Fly Ash Based Geopolymer Concrete Due to Sodium Sulphate Exposure. IPTEK The Journal of Engineering, [S. l.], v. 10, n. 1, p. 1–10, 2025. Disponível em: https://journal.its.ac.id/index.php/joe/article/view/8240. Acesso em: 27 jan. 2026.