Rahayu P, Mariyamah M, Anase N, Safaruddin S. PENGARUH FLY ASH TERHADAP KADAR SO3 DAN WAKTU IKAT SEMEN. hypothesis [Internet]. 2025 May 20 [cited 2026 Apr. 29];4(1):48-56. Available from: https://azramedia-indonesia.azramediaindonesia.com/index.php/hypothesis/article/view/1458