Davronbek Boymurodov, Shavkat Sharipov, Kamoliddin Khakimov and Elbek Safarov 2021. THE IMPORTANCE OF STUDYING THE GEOCHEMICAL CONDITIONS OF THE GEOSYSTEMS OF THE MIDDLE PART OF THE AHANGARAN BASIN. International Scientific and Current Research Conferences. 1, 01 (Nov. 2021), 63–67.