TY - GEOGRAPHICAL RESEARCH A1 - CHEN Peiran,WANG Chengjin T1 - The spatial evolution and its influence factors of ports’ coal transportation in Yangtze River Basin Y1 - 2019-09-11 00:00:00.0 JF - GEOGRAPHICAL RESEARCH JO - GEOGRAPHICAL RESEARCH SP - 2254 EP - 2272 VL - 38 IS - 9 UR - {https://www.dlyj.ac.cn/EN/10.11821/dlyj020180598} N1 - 10.11821/dlyj020180598 ER -