Connectedness of super efficient sets in vector optimization of set-valued maps. - Zhong-Fei Li; Shou-Yang Wang (Math. Methods Oper. Res., 1998)

Optimal portfolio selection of assets with transaction costs and no short sales. - Zhong-Fei Li; Zhong-Xiang Li; Shou-Yang Wang; Xiaotie Deng (Int. J. Syst. Sci., 2001)