selfe propelled ferries steerability and water resistenc

[Vladas]

Hello, I have to do two self propelled ferries water resistenc and steerability analysis.What you know about steerability analysis methods and calculating, water resistenc reduction methods? Can you help? :confused:
Thank you

[Vladas]

p.s If you have about the topic of a work if you can send an e-mail content? my email makmurdas@gmail.com