On the antichain tree property. - JinHoo Ahn; Joonhee Kim; Junguk Lee (J. Math. Log., 2023)

SOP1, SOP2, and antichain tree property. - JinHoo Ahn; Joonhee Kim (Ann. Pure Appl. Log., 2024)

Preservation of NATP. - JinHoo Ahn; Joonhee Kim; Hyoyoon Lee; Junguk Lee (J. Math. Log., 2025)