Widianto, Hendrawan, dan Rizqa Amelia Zunaidi. “Measuring the Level of Public Service Quality Using SERVQUAL Method in Gayungan Village, Surabaya City”. TRANSFORMASI: Jurnal Manajemen Pemerintahan 16, no. 1 (Juli 9, 2024): 78–87. Diakses Agustus 24, 2025. https://ejournal.ipdn.ac.id/index.php/JTP/article/view/3165.