HUTAGALUNG, Jordi Bastian; KOTO, Mhd. Shafwan; HUTAGALUNG, Heriyawan. The Effect of Supervision and Incentives on Employee Work Morale at the Class IV Sibolga Harbormaster and Port Authority Office. Journal of Economics, Management and Accounting (JEMA) , [S. l.], v. 3, n. 02, p. 159–164, 2026. DOI: 10.65990/y8cnbx20. Disponível em: https://jurnal.devitara.or.id/index.php/ekonomi/article/view/404. Acesso em: 15 jul. 2026.