Walid Alzubaidy, K. and Hannon, O. 2021. Air Pollution Forecasting using Hybrid MLR-RNN Method with Time-Stratified Method. IRAQI JOURNAL OF STATISTICAL SCIENCES. 18, 2 (Dec. 2021), 21–29. DOI:https://doi.org/10.33899/iqjoss.2021.0169962.