PHYSICAL AND MORPHOLOGICAL INVESTIGATION OF THE UTILIZATION OF EXPANDED PERLITE AS FINE AGGREGATE FOR TYPE M STRUCTURAL LIGHTWEIGHT MORTAR. ASEAN Engineering Journal, [S. l.], v. 13, n. 2, p. 175–183, 2023. DOI: 10.11113/aej.v13.19373. Disponível em: https://journals.utm.my/aej/article/view/19373.. Acesso em: 6 apr. 2025.