Modeling Spatio-temporal Object of Multi-granularity for District and Its Implementation by Geodatabase
CHENG Xinghua,HU Di,YU Zhaoyuan,Long Yi,ZHOU Rucai
Journal of Geo-information Science . 2017, (9): 1228 -1237 .  DOI: 10.3724/SP.J.1047.2017.01228