%0 Journal Article %T Approach to the solution of the problem of effective management of the tanker fleet %A Ardelyanov, N.. %K blockchain, key performance indicators, operational expenditure, voyage expenditure, management of the fleet, optimization, budgeted expenses, management system %J Operation of Maritime Transport %D 2019 %N %P 6 %I Budget Educational Institution of Higher Education “Admiral Ushakov State Maritime University”