Samuel Ogungbe, Shamsideen Ojoye. Rainfall Variability, Return Periods and an ARIMA-Based Rainfall Forecasting Model for River Niger at Lokoja, Kogi State, Nigeria (1986–2020). AJSITR [Internet]. 2026 Sep. 13 [cited 2026 Nov. 11];13(9). Available from: https://africanscholarpub.com/ajsitr/article/view/1655