TY JOUR TI Unified data on operational expenses and performance indicators in marine shipping KW ) KW Voyage Expense (VOYEX) KW Key Performance Indicators (KPIs) KW Time Charter Equivalent (TCE) KW Cost optimization JO Operation of Maritime Transport AU Zvyagintsev, N.S. PY 2020 IS PB Budget Educational Institution of Higher Education “Admiral Ushakov State Maritime University”