%0 Journal Article %T Principles of forming and assessing the effectiveness of purchase logistics in the non-production sector %A Tret'yak, S.N. %A Zenkova, T.Y. %A Lukashova, O.A. %K non-production sector, service, procurement logistics, logistics technologies, principles, efficiency assessment %J JOURNAL OF MONETARY ECONOMICS AND MANAGEMENT %D 2025 %N 0 %P 6 %I ITBO University