LAKSONO, P. A. D.; YUNIAR. STRATEGI PERBAIKAN KUALITAS PELAYANAN XYZ BERDASARKAN METODE SERVQUAL DAN TREE DIAGRAM. e-Proceeding FTI, [S. l.], 2024. Disponível em: https://eproceeding.itenas.ac.id/index.php/fti/article/view/3410. Acesso em: 1 feb. 2026.