The Spatial Spillover Effect of Integration Progress on Tourism Economy: A Case Study of the Yangtze River Delta Urban Agglomeration
Fang Yelin, Cheng Xuelan, Su Xueqing, Bao Jie
SCIENTIA GEOGRAPHICA SINICA . 2021, (9): 1546 -1555 .  DOI: 10.13249/j.cnki.sgs.2021.09.006