1. Adnan, S., & Haider, S. (2012). Classification and assessment of aridity in Pakistan by using different aridity indices ftp://ftp. wmo. int/Documents/PublicWeb/arep/Weather_Mod_Bali/ENV% 20bruntjes. chalon. ENV. Adnan_Pakistan_paper1. Pdf. Accessed, 21.
2. Disaster in the arid realm;Agnew,1991
3. Alemayehu, Z., Id, T., Bizuneh, Y. K., & Mekonnen, A. G. (2023). The impacts of climate change on hydrological processes of Gilgel Gibe catchment , southwest Ethiopia. 1–28. DOI: 10.1371/journal.pone.0287314.
4. Crop evapotranspiration-Guidelines for computing crop water requirements-FAO Irrigation and drainage paper 56;Allen;Fao, Rome,1998
5. Evapotranspiration information reporting: I. Factors governing measurement accuracy;Allen;Agric Water Manag,2011