NAIMUŠIN, Andrej; JANUŠEVIČIUS, Tomas. Experimental studies and numerical validation of sound insulation of plastic acoustic metamaterial composed of perforated layers and resonators. International Conference “Environmental Engineering”, [S. l.], v. 12, p. 1–8, 2023. DOI: 10.3846/enviro.2023.844. Disponível em: https://conferences.vilniustech.lt/index.php/ENVIRO/article/view/1284. Acesso em: 23 may. 2026.