EFENDI, A. Service management training approach model as a step to increase the professionalism of employees in the security task force. International Journal of Applied Finance and Business Studies, [S. l.], v. 11, n. 3, p. 320–329, 2023. DOI: 10.35335/ijafibs.v11i3.126. Disponível em: https://ijafibs.pelnus.ac.id/index.php/ijafibs/article/view/126. Acesso em: 12 aug. 2026.