Yazid TikhamarineDoudja Souag-GamaneAli Najah AhmedSaad Sh. SammenOzgur KisiYuk Feng HuangAhmed El-Shafie2024-10-302024-10-302020-10https://doi.org/10.1016/j.jhydrol.2020.125133https://dspace-cris.utar.edu.my/handle/123456789/5486Rainfall-runoff modelling using improved machine learning methods: Harris hawks optimizer vs. particle swarm optimizationjournal-article