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Spatial differentiation characteristics and influencing factors of passenger and freight flow on expressways:a case study of Jiangsu Province
LI Bo, CHEN Yu, LU Mengqiu, WANG Feng, LU Yuqi
Geography and Geo-information Science . 2026, (1): 78 -86 .  DOI: 10.3969/j.issn.1672 0504.2026.01.010