Hardiyansyah, Hardiyansyah -. “SERVICE QUALITY OF LAND CERTIFICATE AT LAND OFFICE OF PALEMBANG-INDONESIA: SERVQUAL MODEL”. Natapraja 6, no. 2 (December 1, 2018): 129–146. Accessed February 12, 2026. https://jurnal.uny.ac.id/index.php/natapraja/article/view/21206.