Waleed Jasem and Hani Hamdoon. “Comparison Between Penman-Montieth Model and Pan Evaporation Model in the Estimation of Reference Evapotranspiration in Different Regions in IRAQ”. Jordan Journal of Physics, vol. 7, no. 1, Apr. 2025, https://jjp.yu.edu.jo/index.php/jjp/article/view/871.