[1]
A. A. Ansar, A. Luasunaung, D. A. Sumilat, R. D. C. Pamikiran, F. E. Kaparang, and H. Onibala, “Study of Planned Maintenance System Senior Admiral John Lie’s Training Ship on Shipping Safety”, JIP, vol. 11, no. 2, pp. 377–389, Jun. 2023.