A review on variability mechanisms for product lines. - Jihyun Lee; Sunmyung Hwang (Int. J. Adv. Media Commun., 2014)

Variability Change Management Using the Orthogonal Variability Model-Based Traceability. - Jihyun Lee; Sunmyung Hwang (Wirel. Pers. Commun., 2016)

Combinatorial Test Design Using Design-Time Decisions for Variability. - Jihyun Lee; Sunmyung Hwang (Int. J. Softw. Eng. Knowl. Eng., 2019)