LESTARI, R.; IDRUS, A.; HADIYANTO, H.; SULISTIYO, U. Implementation of an Integrated Quality Assurance System in Improving Learning Quality. PPSDP International Journal of Education, [S. l.], v. 2, n. 2, p. 400–407, 2023. DOI: 10.59175/pijed.v2i2.140. Disponível em: https://ejournal.ppsdp.org/pijed/article/view/140. Acesso em: 2 jul. 2026.