IMPROVEMENT OF THE PHOTOGRAMMETRIC SURVEY METHOD IN UNDERGROUND MINE WORKINGS CONSIDERING HUMIDITY (CASE STUDY OF GISSARAK HPP TUNNELS). UZBEKHYDROENERGETICS [Internet]. 2025 Sep. 10 [cited 2026 May 2];7(2):100-6. Available from: https://uzbekhydroenergetics.uz/index.php/uz/article/view/87