Xin Huang 0002 Jiahao Xia 0002 Rui Xiao Tao He 0002 Urban expansion patterns of 291 Chinese cities, 1990-2015. 62-77 2019 12 Int. J. Digit. Earth 1 https://doi.org/10.1080/17538947.2017.1395090 db/journals/digearth/digearth12.html#HuangXXH19