Li J, Yin C, Qiu H. Study on the Evaluation of Carbon Emission Efficiency of Land Use in Chengdu-Chongqing City Cluster. IJGEM [Internet]. 2025 Jul. 29 [cited 2026 May 10];7(3):21-34. Available from: https://ijgem.org/index.php/ojs/article/view/107