Bekjonov Rozisher Soatmurodovich, Khushvaqtov Gayrat Abdiraimovich, and Boykobilova Makhliyo Makhmudovna. 2023. “BRIEF SOLUTIONS OF UNDERGROUND GEOLOGICAL PROBLEMS”. American Journal of Pedagogical and Educational Research 17 (October):127-29. https://americanjournal.org/index.php/ajper/article/view/1363.