1. Benitez JB, Domecq RM (2014) Analysis of meteorological drought episodes in Paraguay. ClimaticChange 127(1):15–25. https://doi.org/10.1007/s10584-014-1260-7
2. Department of Agriculture and Cooperation Ministry of Agriculture (2016) Manual for Drought Management, Government of India, New Delhi
3. Handbook of Drought Indicators and Indices.(2016) IDMP, WMO/GWP,Integrated Drought Management Programme WMO-No. 1173. WMO, Geneva, Switzerland and GWP, Stockholm, Sweden
4. Hayes MJ (2006) Drought Indices. Van Nostrand’s Scientific Encyclopedia, John Wiley & Sons, Inc. https://doi.org/10.1002/0471743984.vse8593
5. Jothibasu A, Anbazhagan S (2017) Drought hazard assessment in Ponnaiyar River Basin India using remote sensing and Geographic Information System. Int J Earth Sci Eng 10(02):247–256