@article{ZHANG Jie_357, author = {ZHANG Jie, DU Jin kang, ZHOU Yin kang, ZHANG Si yan, PAN Bing }, title = {Spatial Structure of Tourist Source Areas for the Naturally Scenic Sightseeing Places:A Case Study of Jiuzhaigou}, publisher = {Acta Geographica Sinica}, year = {1999}, journal = {Acta Geographica Sinica}, volume = {54}, number = {4}, eid = {357}, pages = {357-364}, keywords = {distance decay;distance cumulative curve;spatial structure;tourist market}, doi = https://www.geog.com.cn/EN/10.11821/xb199904008 }