Qian, Kehan, Juntao Zheng, and Dayou Gu. “The Impact of Russia’s Invasion of Ukraine on the Global Economy”. Frontiers in Business, Economics and Management 9, no. 3 (June 28, 2023): 5–6. Accessed June 15, 2026. https://drpress.org/ojs/index.php/fbem/article/view/9426.