Purwangka, Fis, Daisy Rahma Rizal, Mohammad Imron, and Sugeng Hari Wisudo. 2025. “stimation of ptimum ain ngine ower for a 14.5 ooden urse eine essel (Case tudy of otor essel (MV) utra badi)”. nternational ournal of arine ngineering nnovation and esearch 9 (2):301-5. https://doi.org/10.12962/j25481479.v9i2.4980.