PUTRI, R. N.; WIDIYANAH, I. Service Excellence in Educational Administrative Services: A Qualitative Case Study in Sidoarjo Regency. Buletin Edukasi Indonesia, [S. l.], v. 5, n. 03, p. 245–259, 2026. DOI: 10.56741/IISTR.bei.002746. Disponível em: https://journal.iistr.org/index.php/BEI/article/view/2746. Acesso em: 4 nov. 2026.