TY - PROGRESS IN GEOGRAPHY A1 - Changhong MIAO, Zhiqiang HU T1 - The nature of urban agglomeration space and the construction of Zhongyuan Urban Agglomeration Y1 - 2015-03-25 14:38:26.623 JF - PROGRESS IN GEOGRAPHY JO - PROGRESS IN GEOGRAPHY SP - 271 EP - 279 VL - 34 IS - 3 UR - {https://www.progressingeography.com/EN/10.11820/dlkxjz.2015.03.002} N1 - 10.11820/dlkxjz.2015.03.002 ER -