A-PRIORI ACCURACY ASSESSMENT OF TRACING THE CUT-TROUGH IN THE VERTICAL PLANE DURING THE CONSTRUCTION OF THE HOULAGE DRIFT IN THE ’’GROT’’ MINE. ume [Internet]. 2025 July 28 [cited 2026 Nov. 14];1(46):175-88. Available from: https://ume.rgf.bg.ac.rs/index.php/ume/article/view/226