1. Ankang City Local History Compilation Committee (2004) Ankang Regional Journal. Shaanxi People’s Press, Shaanxi, China (in Chinese)
2. Ban X, Zhu BY, Shu P et al (2018) Trends and driving forces of meteorological and hydrological changes in the Hanjiang River Basin. Resour Environ Yangtze Basin 27:2817–2829 (in Chinese)
3. Brázdil R, Dobrovolný P, Luterbacher J et al (2010) European climate of the past 500 years: New challenges for historical climatology. Clim Change. https://doi.org/10.1007/s10584-009-9783-z
4. Brázdil R, Kiss A, Luterbacher J et al (2018) Documentary data and the study of past droughts: a global state of the art. Clim Past. https://doi.org/10.5194/cp-14-1915-2018
5. Central Meteorological Bureau (CMB) (1981) The atlas of drought and flood distribution in China in the last 500 years. Book Publisher, Beijing, China (in Chinese)