Irvana, R., A. Fadillah, and S. Manullang. “eakeeping and afety ssessment of ishing essel 30 T”. nternational ournal of arine ngineering nnovation and esearch, vol. 7, no. 2, July 2025, pp. 86-92, doi:10.12962/j25481479.v7i2.5625.