Adiputra IKHP, Sumarta RP, Irmansyah A. THE MAINTENANCE OF LIFEBOAT: A CASE STUDY OF MV. MAJU 99. JuMMa [Internet]. 2023Jun.1 [cited 2025Apr.17];4(2):88-90. Available from: https://journal.poltekpelaceh.ac.id/index.php/jumama/article/view/62