@article{Jing ZHANG_67, author = {Jing ZHANG, Yanjun SHEN}, title = {Spatio-temporal variations in extreme drought in China during 1961-2015}, publisher = {Journal of Geographical Sciences}, year = {2019}, journal = {Journal of Geographical Sciences}, volume = {29}, number = {1}, eid = {67}, pages = {67-83}, keywords = {extreme drought;China;standardized precipitation evapotranspiration index;climate change}, doi = https://www.geogsci.com/EN/10.1007/s11442-019-1584-3 }