GUILLERMO, Glaiza Amor O.; ABROGENA, Lilibeth G. An Assessment of Teachers’ Competency and Students’ Preparedness in STEM Education: The Case of Ilocos Norte Public Secondary Schools. International Journal of Multidisciplinary: Applied Business and Education Research, Malang, Indonesia, v. 7, n. 2, p. 533–547, 2026. DOI: 10.11594/. Disponível em: https://ijmaberjournal.org/index.php/ijmaber/article/view/3061. Acesso em: 25 feb. 2026.