Extending Juran’s Quality Trilogy in Islamic Boarding Schools: Empirical Insights for Realizing SDG 4 in Indonesia. Journal of Current Studies in SDGs, [S. l.], v. 2, n. 3, p. 272, 2026. DOI: 10.63230/jocsis.2.4.272. Disponível em: https://journal.i-ros.org/index.php/JOCSIS/article/view/272. Acesso em: 23 jul. 2026.