A Novel Mixed Integer Programming Formulation for Selecting the Best Renewable Energies to Invest: A Fuzzy Goal Programming Approach. - Masoud Rabbani; Mahsa Ghanbarpour Mamaghani; Amir Farshbaf-Geranmayeh; Mahsa Mirzayi (Int. J. Oper. Res. Inf. Syst., 2016)