Dandoš, R., H. Staňková, P. Černota, and M. Subíková. 2022. “Spatial Visualisation of the Infantry Blockhouse OP – S 25 ‘U trigonometru’”.
Advances in Military Technology
8 (1): 73-84.
https://aimt.cz/index.php/aimt/article/view/1575
.