Ukhurebor K, Odinakachi OE, Mbalisi FO, Opateye J, Leonard E. Accessibility of instructional materials for effective teaching: outlook from high schools in Eleme, River State, Nigeria. CJES [Internet]. 2023 Feb. 28 [cited 2024 Nov. 22];18(2):456-69. Available from: https://un-pub.eu/ojs/index.php/cjes/article/view/8225