WANG, Chunyong; ZHOU, Xiaoqiang; TU, Huonian; TAO, Shengda. SOME GEOMETRIC AGGREGATION OPERATORS BASED ON PICTURE FUZZY SETS AND THEIR APPLICATION IN MULTIPLE ATTRIBUTE DECISION MAKING. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 37, p. 477–492, 2017. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/6684. Acesso em: 16 sep. 2026.