“STRESS AND TEACHERS’ EFFECTIVENESS IN PUBLIC SECONDARY  SCHOOLS IN NIGERIA: A PHILOSOPHICAL ANALYSIS TOWARDS  SUSTAINABLE NATIONAL DEVELOPMENT”, SJEMRL, vol. 5, no. 1, pp. 239–247, Jul. 2026, Accessed: Jul. 07, 2026. [Online]. Available: https://journals.aemapp.org/index.php/SJEMRL/article/view/350