Raghunathan Krishankumar, Kattur Soundarapandian Ravichandran, Huchang Liao, Samarjit Kar. An Integrated Decision Framework for Group Decision-Making with Double Hierarchy Hesitant Fuzzy Linguistic Information and Unknown Weights. Int. J. Computational Intelligence Systems, 13(1):624-637, 2020. [doi]
Abstract is missing.