WIBOWO, U. L. N. Understanding Port Operators’ Perceptions of Operational Efficiency: A Qualitative Study of Indonesian Container Ports. Sinergi International Journal of Logistics, [S. l.], v. 3, n. 4, p. 233–250, 2025. DOI: 10.61194/sijl.v3i4.1135. Disponível em: https://journal.sinergi.or.id/index.php/ijl/article/view/1135. Acesso em: 6 sep. 2026.