« Evaluation of Rural Water Supply Schemes in Selected Communities in Orire local government, Oyo State, Nigeria », FJST, vol. 5, nᵒ 1, p. 106–112, mars 2019, Consulté le: 18 mai 2026. [En ligne]. Disponible sur: https://lafiascijournals.org.ng/index.php/fjst/article/view/217