Chao Yang 0010, Rongling Xia, Qingquan Li, Huizeng Liu, Tiezhu Shi, Guofeng Wu. Comparing hillside urbanizations of Beijing-Tianjin-Hebei, Yangtze River Delta and Guangdong-Hong Kong-Macau greater Bay area urban agglomerations in China. Int. J. Applied Earth Observation and Geoinformation, 102:102460, 2021. [doi]