Irisalievich , Begmullaev Otabek, and Mirsaitov Nusratilla Sunnatullaevich. “The Current State of Innovation and Investment Activity at Mining Enterprises of Uzbekistan”. Excellencia: International Multi-disciplinary Journal of Education (2994-9521) 2, no. 4 (April 30, 2024): 556–560. Accessed November 9, 2025. https://multijournals.org/index.php/excellencia-imje/article/view/757.