Butcon, R.G. and Tudlasan, R.T. (2026) “Instructional Supervision of School Heads and its Relationship to Teachers Performance based on PPST Domains”, Excellencia: International Multi-disciplinary Journal of Education (2994-9521), 4(2), pp. 184–231. Available at: https://multijournals.org/index.php/excellencia-imje/article/view/3763 (Accessed: 17 February 2026).