TY - PROGRESS IN GEOGRAPHY A1 - YANG Guoliang, ZHONG Yaqiu,WANG LI Qingying, LIU Xin T1 - A Study on Spatial Diffusion Dir ection and Paths of Tour ist Flow in Sichuan Province Y1 - 2008-01-25 00:00:00.0 JF - PROGRESS IN GEOGRAPHY JO - PROGRESS IN GEOGRAPHY SP - 56 EP - 63 VL - 27 IS - 1 UR - {https://www.progressingeography.com/EN/10.11820/dlkxjz.2008.01.008} N1 - 10.11820/dlkxjz.2008.01.008 ER -