TY JOUR TI Development of a model of an automatic tug with an azimuth steering column using additive prototyping technologies KW pilotage of a vessel KW automated mooring of a vessel KW azimuth automatic tug KW unmanned vessel JO Operation of Maritime Transport AU Stukonog, S.N. PY 2021 IS PB Budget Educational Institution of Higher Education “Admiral Ushakov State Maritime University”