TY - PROGRESS IN GEOGRAPHY A1 - MENG Deyou,FAN Kuangsheng,LU Yuqi,GAO Chao T1 - Level and Spatial Pattern of Interprovincial Accessibility Before and After Train-speed Upgrading Y1 - 2010-06-25 00:00:00.0 JF - PROGRESS IN GEOGRAPHY JO - PROGRESS IN GEOGRAPHY SP - 709 EP - 715 VL - 29 IS - 6 UR - {https://www.progressingeography.com/EN/10.11820/dlkxjz.2010.06.010} N1 - 10.11820/dlkxjz.2010.06.010 ER -