[IEEE 2014 IEEE International Conference on Fuzzy Systems (FUZZ-IEEE) - Beijing, China (2014.7.6-2014.7.11)] 2014 IEEE International Conference on Fuzzy Systems (FUZZ-IEEE) - Fuzzy group decision-making based on variable weighted averaging operatorsLi, Deqing; Zeng, Wenyi; Li, Junhong · 2014