Ajril Akbar Alfisar, et al. “Perawatan Alat Keselamatan Liferaft Tug Boat Di PT. Kartika Samudra Adijaya Site Berau”. Marine Transport Management and Logistics Journal, vol. 1, no. 4, Oct. 2024, pp. 46-53, https://jurnal.poltekpelsulut.ac.id/index.php/Transport/article/view/104.