地理科学进展
A new gravity P-median model and empirical test in urban comprehensive hospital location decision making:Take Wuxi as an example
Zhengna SONG, Tinggan YAN, Ting LIU, Tao HUANG
PROGRESS IN GEOGRAPHY . 2016, (4): 420 -430 .  DOI: 10.18306/dlkxjz.2016.04.003