fuzzy sets Block-chain 1 Blockchain 1 COVID‐19 1 Decision making 1 Distributed ledg technology 1 Distributed ledger 1 Energy 1 Energy policy 1 Energy use 1 Energy use case 1 Investments 1 Multi criteria decision-making 1 Multicriteria decision-making 1 Multicriterion decision makings 1 Multiple Criteria Decision Making 1 Neutrosophic number 1 Ordinal Priority Approach 1 Power 1 Renewable energy resources 1 Sensitivity analysis 1 Takagi–Sugeno model 1 best practices 1 calibration 1 classification 1 cluster analysis 1 configurational theory 1 covering properties 1 distributed ledger technology 1 energy use case 1