Taymoor A. Awchi, Dr. “Application of Radial Basis Function Neural Networks for Reference Evapotranspiration Prediction”. Al-Rafidain Engineering Journal (AREJ) 16, no. 1 (February 28, 2008): 117–130. Accessed August 7, 2025. https://ojs.uomosul.edu.iq/index.php/arej/article/view/27297.