Hamungkasi, I. G., A. Amiruddin, A. K. Utami, and D. Djunaedi. “Analysis of Public Service Quality at the Department of Industry and Trade of Biak Numfor Regency”. Journal of Social Science and Business Studies, vol. 3, no. 3, Sept. 2025, pp. 571-8, doi:10.61487/jssbs.v3i3.182.