Gorbova Ольга Юрьевна, and Perfilev Сергей Валерьевич. “Assessment of the Development of Competition in Regional Financial Services Markets”. Economy of Regions 18, no. 3 (September 30, 2022): 926–942. Accessed December 4, 2024. https://economyofregions.org/ojs/index.php/er/article/view/313.