The impacts of gray products and counterfeits in the luxury industry. - Fengmei Xu; Feifei Shan; Feng Yang; Ting Chen (Int. J. Prod. Res., 2024)

The interaction between manufacturer encroachment and gray market. - Fengmei Xu; Feng Yang; Feifei Shan; Ting Chen (RAIRO Oper. Res., 2024)

Product Introduction with Parallel Importation. - Fengmei Xu; Feng Yang 005; Feifei Shan; Ting Chen (Asia Pac. J. Oper. Res., 2025)