Tafi, S., Baladi, A., Soltani Mohammadi, A., & Pighan, K. "Comparison and Evaluation of Estimating Reference Evapotranspiration Methods in Three General Categories Based on Temperature, Radiation and Mass Transfer (Case Study: Lorestan Province)", Nivar, 44, 110-111, 2020, 115-129. doi: 10.30467/nivar.2020.215572.1147