Paying Customer, not Necessarily a Retained Customer in Freemium Games. - JaeJun Lee; Soyoun Eom; Chenyu Yan (CHI PLAY (Companion), 2024)

Enhancing Game Mechanics for IP-Based Games: The IP-MDA Framework with a Case Study on the White Day Korean Horror IP. - Soyoun Eom; Chanuk Moon; Ahyeong Shim; Jooeun Kang; JaeJun Lee (FDG, 2025)