The Effect of Adding Fly ash Waste And Additive Sikacim Concrete On The Compressive Strength Of CLC Type Lightweight Bricks. JOSAR (Journal of Students Academic Research), [S. l.], v. 9, n. 1, p. 230–244, 2024. DOI: 10.35457/josar.v9i1.3690. Disponível em: https://ejournal.unisbablitar.ac.id/index.php/josar/article/view/3690. Acesso em: 11 oct. 2026.