PANGA, K.; BOHAYO, C. P.; OQUIALDA, E.; TABAYAG, M. K.; BRADECINA, J. B. The Influence of Principal Leadership on School Improvement in a Philippine Public Secondary School: A Qualitative Study. Journal of Mathematics Instruction, Social Research and Opinion, Bandung, Indonesia, v. 4, n. 4, p. 1013–1024, 2025. DOI: 10.58421/misro.v4i4.526. Disponível em: https://journal-gehu.com/index.php/misro/article/view/526. Acesso em: 10 sep. 2026.