Ovie , N. N. A. B., A. E. . Eregie, and A. R. . Ugbenu. “Evaluating Principals’ Administrative Planning Skills in Public Senior Secondary Schools in Ethiope East, Delta State”. International Journal of Universal Education, vol. 3, no. 2, Feb. 2026, pp. 37-47, doi:10.33084/ijue.v3i2.11432.