A NOVEL METHOD FOR EVALUATING THE PORT-CITY RELATIONSHIP FROM THE PERSPECTIVE OF EVOLUTIONARY ECONOMIC GEOGRAPHY: THE PIDI INDEX
LI Nan, CHANG Wen-Qian, HAN Guo-Yue
HUMAN GEOGRAPHY . 2026, (5): 75 -86 .  DOI: 10.13959/j.issn.1003-2398.2026.05.008