全球高科技产品贸易结构演化及影响因素
段德忠, 杜德斌
Structural evolution of global high-tech trade system: Products, networks and influencing factors
DUAN Dezhong, DU Debin
地理学报 . 2020, (12): 2759 -2776 .  DOI: 10.11821/dlxb202012015