SALVADOR, Jaqueline. Determining the Influence of School Heads’ Instructional Leadership on the Professional Performance of Elementary Teachers in the Legislative District 6 of the Division of Isabela. Student Journal of Technology and Educational Research (SJTER), [S. l.], v. 3, n. 1, p. 195–213, 2026. DOI: 10.65141/sjter.v3i1n13. Disponível em: https://cedjournals.com/index.php/sjter/article/view/86. Acesso em: 16 jul. 2026.