Analysis of Walking Accessibility of Park Green Space in Weidu District of Xuchang City Based on GISYage Cui, Wenhao Tan, Linli Cheng, Tingting Chen, Liang Lv and Hui PanE3S Web Conf., 165 (2020) 04017DOI: https://doi.org/10.1051/e3sconf/202016504017
