1.
Junaidi A, Muhammad Fadhil Saputra, Verinazul Septriansyah, Hariyanto RDHM. Analysis of the Effect of Adding Fly Ash and Bio Enzyme (Bio Conc) on Concrete Compressive Strength. etj [Internet]. 2025 Jul. 7 [cited 2026 Sep. 28];10(7):5644-8. Available from: https://everant.org/index.php/etj/article/view/2026