SILEN, A. P. Pengaruh penanganan operasional bongkar – muat terhadap produktivitas petikemas di Pt. Tangguh samudera jaya Jakarta. Jurnal Cakrawala Bahari, [S. l.], v. 4, n. 1, p. 31–36, 2021. DOI: 10.70031/jkb.v4i1.24. Disponível em: https://jurnal.poltekpelsumbar.id/index.php/jcb/article/view/24. Acesso em: 19 mar. 2025.