@revista_internacional{811, author = {Zhen-Song Chen and Xuan Zhang and Rosa María Rodríguez and Witold Pedrycz and Luis Martínez and Miroslaw J. Skibniewski}, title = {Expertise-structure and risk-appetite-integrated two-tiered collective opinion generation framework for large scale group decision making}, year = {2022}, journal = {IEEE Transactions on Fuzzy Systems}, volume = {30}, pages = {5496-5510}, issn = {1063-6706}, doi = {10.1109/TFUZZ.2022.3179594}, }