Measurement and analysis of fragmentation and connectivity of green belts in Chinese megacities from a resilience perspective: A case study of Beijing, Xi'an and Chengdu
Gong Yangchun, Zhou Liang, Sun Dongqi, Chen Zhijie
SCIENTIA GEOGRAPHICA SINICA . 2023, (7): 1195 -1205 .  DOI: 10.13249/j.cnki.sgs.2023.07.007