Zhu, Lanlan, and Ruiqi Zhu. “Spatial Association Network Structure and Influencing Factors of Carbon Emission Efficiency in China’s Logistics Sector”. International Journal of Global Economics and Management 4, no. 3 (October 22, 2024): 113–121. Accessed June 19, 2026. https://wepub.org/index.php/IJGEM/article/view/4064.