SUGIYANTO, Sugiyanto. Analisis Kualitas SDM dan Layanan Keagenan Perusahaan Pelayaran Nasional di Indonesia. Jurnal Manajemen Bisnis Transportasi dan Logistik, [S. l.], v. 7, n. 2, 2021. DOI: 10.54324/j.mbtl.v7i2.659. Disponível em: https://journal.itltrisakti.ac.id/index.php/jmbtl/article/view/659. Acesso em: 9 aug. 2026.