“INSTRUCTIONAL MATERIAL DISPARITIES AND LEARNING QUALITY IN PUBLIC SENIOR SECONDARY SCHOOLS IN LAGOS STATE, NIGERIA: A SURVEY OF URBAN, PERI-URBAN, AND RURAL LOCATIONS”, iijp, vol. 2, no. issue 2, pp. 1067–1078, May 2026, Accessed: Jun. 25, 2026. [Online]. Available: https://impactinternationaljournals.com/publications/index.php/ojs/article/view/474