TY JOUR TI CONTROL OF THE POSITION OF A LARGE- TONNAGE VESSEL IN THE EVENT OF INSUFFICIENT NAVIGATIONAL INFORMATION CONDITIONS KW position control KW insufficient navigation information KW safety ofnavigption KW navigption hazard KW fuzzy logic KW fuzzy numbers KW state vector JO Operation of Maritime Transport AU Dzhavuktsyan, M.L. PY 2022 IS PB Budget Educational Institution of Higher Education “Admiral Ushakov State Maritime University”