Dealing with undesirable outputs in DEA: An aggregation method for a common set of weights. - Weiwei Zhu; Mei Xu; Cheng-Ping Cheng (J. Oper. Res. Soc., 2020)

Modelling a shared-resource network DEA with bad output in measuring technical efficiency of banking system. - Khac Thanh Mai; Manh-Trung Phung; Bao-Ngoc Tong; Cheng-Ping Cheng; Son-Tung Le (Int. J. Math. Oper. Res., 2021)