ALAUD, Salhin. Comparative Study Based on the Utilization of Polystyrene Foam and High-Density Polyethylene in Lightweight Concrete. Sharwes Scientific Journal , [S. l.], n. 2, p. 135–127, 2025. Disponível em: https://journ.nu.edu.ly/index.php/sharws/article/view/162. Acesso em: 18 jun. 2026.