Niyazbekova S, Balova S, Bulakbay Z, Maisigova L, Troyanskaya M. Analysis of trends in the financial sector of the global fuel and energy complex. AmazInv [Internet]. 2023 Aug. 30 [cited 2025 Sep. 12];12(67):352-73. Available from: https://amazoniainvestiga.info/index.php/amazonia/article/view/2477