E. L. nwachukwu, L. . Unegbu, G. C. . Nwokorie, and S. O. . Adebayo, “Philosophical Appraisal of Curriculum Design as Nigeria’s Educational Social Contract: A Systematic Review”, Indones. J. Innov. Teach. Learn., vol. 3, no. 2, pp. 82–92, Aug. 2026.