Contributions of Turkish academicians supervising PhD dissertations and their universities to economics: an evaluation of the 1990-2011 period. - Aziz Kutlar; Ali Kabasakal; Mehmet Sena Ekici (Scientometrics, 2013)

Efficiency determinations of the worldwide railway companies via DEA and contributions of the outputs to the efficiency and TFP by panel regression. - Ali Kabasakal; Aziz Kutlar; Murat Sarikaya (Central Eur. J. Oper. Res., 2015)

Efficiency of commercial banks in Turkey and their comparison: application of DEA with Tobit analysis. - Aziz Kutlar; Ali Kabasakal; Mehmet Sena Ekici (Int. J. Math. Oper. Res., 2017)