“Addressing Complaints for Service Improvement: Seafarers’ Book Processing at Harbor Master Office Class II Kendari”. Zona Laut Jurnal Inovasi Sains Dan Teknologi Kelautan (July 21, 2026): 114–120. Accessed August 19, 2026. https://journal.unhas.ac.id/index.php/zonalaut/article/view/46172.