The Influence of Tunnels on the Surface Structure. University of Thi-Qar Journal for Engineering Sciences, [S. l.], v. 13, n. 1, p. 104–107, 2023. DOI: 10.31663/tqujes13.1.466(2023) . Disponível em: https://jeng.utq.edu.iq/index.php/main/article/view/536.. Acesso em: 24 may. 2024.