@article{XIAO Mingzhong_83, author = {XIAO Mingzhong, ZHANG Qiang, CHEN Xiaohong}, title = {Spatial-temporal Patterns of Drought Risk across the Pearl River Basin}, publisher = {Acta Geographica Sinica}, year = {2012}, journal = {Acta Geographica Sinica}, volume = {67}, number = {1}, eid = {83}, pages = {83-92}, keywords = {drought;drought risk;copula functions;the secondary return period;Pearl River}, doi = https://www.geog.com.cn/EN/10.11821/xb201201009 }