AL-SAYIF, Awatif Ali; AL-BALLOWI, Muneera Khalaf Ali. The Productive School: An Analytical Reading of Global Experiences in Light of the Proposed Index (PSII) for Measuring the Quality of Investment in Educational Institutions. Journal of Arts, [S. l.], v. 14, n. 2, 2026. DOI: 10.35696/a4cs1f35. Disponível em: https://journal.tu.edu.ye/index.php/artsmain/article/view/3228. Acesso em: 13 jun. 2026.