Quanbo Zha Haiming Liang Yucheng Dong An optimization based Consensus Model in Multiple Attribute Group Decision Making with Individual Bounded Confidences. 4025-4030 2019 SMC https://doi.org/10.1109/SMC.2019.8914515 conf/smc/2019 db/conf/smc/smc2019.html#ZhaLD19