Spatial Visualisation of the Infantry Blockhouse OP – S 25 “U trigonometru”. Advances in Military Technology, [S. l.], v. 8, n. 1, p. 73–84, 2022. Disponível em: https://www.aimt.cz/index.php/aimt/article/view/1575.. Acesso em: 3 jul. 2024.