The Core of Games on Distributive Lattices. - Lijue Xie; Michel Grabisch (EUSFLAT Conf. (1), 2007)

The core of bicapacities and bipolar games. - Lijue Xie; Michel Grabisch (Fuzzy Sets Syst., 2007)

A new approach to the core and Weber set of multichoice games. - Michel Grabisch; Lijue Xie (Math. Methods Oper. Res., 2007)

The restricted core of games on distributive lattices: how to share benefits in a hierarchy. - Michel Grabisch; Lijue Xie (Math. Methods Oper. Res., 2011)