"Version 1.3.0 pyfao56: FAO-56 evapotranspiration in Python". - Kelly R. Thorp; Kendall C. DeJonge; Tyler Pokoski; Dinesh Gulati; Meetpal Kukal; Fared Farag; Ahmed Hashem; Gabrial Erismann; Tamara Baumgartner; Annelie Holzkämper (SoftwareX, 2024)