Spatial accessibility of elderly healthcare facilities based on an improved potential model: A case study on Fengxian District in Shanghai
Tianyan WU, Qingtao XIA, Zhen CHEN
Journal of East China Normal University(Natural Science) . 2022, (1): 85 -96 .  DOI: 10.3969/j.issn.1000-5641.2022.01.011