Is academic writing becoming more positive? A large-scale diachronic case study of Science research articles across 25 years. - Zhou-min Yuan; Mingxin Yao (Scientometrics, 2022)

Promoting research by reducing uncertainty in academic writing: a large-scale diachronic case study on hedging in Science research articles across 25 years. - Mingxin Yao; Ying Wei; Huiyu Wang (Scientometrics, 2023)