1.
Zhiqing Xia, Yan Wang, Ge Song. Modeling the impact of structural changes in international trade on economic growth based on principal component analysis. IJCISIM [Internet]. 2026 Feb. 7 [cited 2026 Jun. 19];18:17. Available from: https://cspub-ijcisim.org/index.php/ijcisim/article/view/1645