BEYR, P. Geotechnical Calculations for Prediction of Clandestine Undermining. Advances in Military Technology, [S. l.], v. 7, n. 1, p. 5–12, 2022. Disponível em: https://aimt.cz/index.php/aimt/article/view/1590. Acesso em: 24 nov. 2024.