The Effect of Adding Fly ash Waste And Additive Sikacim Concrete On The Compressive Strength Of CLC Type Lightweight Bricks. josar [Internet]. 2024 Jul. 6 [cited 2026 Jan. 10];9(1):230-44. Available from: https://ejournal.unisbablitar.ac.id/index.php/josar/article/view/3690