Zong-Sian LiKuei-Hu Chang2025-05-222025-05-222023jz000180-0398https://tustorage.ulb.tu-darmstadt.de/handle/tustorage/38960600A Novel Pythagorean Fuzzy Set–Based Risk-Ranking Method for Handling Human Cognitive Information in Risk-Assessment ProblemsArticlehttps://doi.org/10.3390/systems11080402