Samiev Sardor Iskandarovich. “THE SOURCES OF FUNDING, PROCEDURE AND CHALLENGES OF INVESTMENT ACTIVITY AT OIL AND GAS ENTERPRISES OF UZBEKISTAN”. International Journal on Economics, Finance and Sustainable Development 3, no. 5 (June 5, 2021): 77-84. Accessed December 22, 2024. https://journals.researchparks.org/index.php/IJEFSD/article/view/1899.