Saiang HY, Malik D, Anggraeny EF. Evaluasi Ketersediaan Tugboat terhadap Tingkat Keselamatan Manuver Tambat di Pelabuhan Westport Malaysia. JISHUM [Internet]. 2025 Sep. 11 [cited 2026 Jan. 16];4(1):71-8. Available from: https://journal.ikmedia.id/index.php/jishum/article/view/659