Detection of differences and influencing factors of county economic in Henan province from 2005 to 2019
CHANG Yinghui, ZHU Qingwei, SU Deguo, SUN Lijian
Bulletin of Surveying and Mapping . 2022, (2): 149 -153 .  DOI: 10.13474/j.cnki.11-2246.2022.0061