Sigma-Mu efficiency analysis: A methodology for evaluating units through composite indicators. - Salvatore Greco; Alessio Ishizaka; Menelaos Tasiou; Gianpiero Torrisi (Eur. J. Oper. Res., 2019)

The ordinal input for cardinal output approach of non-compensatory composite indicators: the PROMETHEE scoring method. - Salvatore Greco; Alessio Ishizaka; Menelaos Tasiou; Gianpiero Torrisi (Eur. J. Oper. Res., 2021)