The Absolute Orders on the Coxeter Groups $A_n$ and $B_n$ are Sperner. - Lawrence H. Harper; Gene B. Kim; Neal Livesay (Electron. J. Comb., 2020)

Central limit theorem for descents in conjugacy classes of Sn. - Gene B. Kim; Sangchul Lee (J. Comb. Theory A, 2020)

A central limit theorem for descents and major indices in fixed conjugacy classes of Sn. - Gene B. Kim; Sangchul Lee (Adv. Appl. Math., 2021)

On the Joint Distribution of Descents and Signs of Permutations. - Jason E. Fulman; Gene B. Kim; Sangchul Lee; T. Kyle Petersen (Electron. J. Comb., 2021)