Valuation of expansion flexibility in flexible manufacturing system investments using sequential exchange options. - E. Ertugrul Karsak; C. Okan Özogul (Int. J. Syst. Sci., 2005)

An Integrated Quality Function Deployment and Fuzzy Regression-Based Optimization Framework for Selecting an E-business Software System. - C. Okan Özogul; E. Ertugrul Karsak (IKE, 2008)

An integrated decision making approach for ERP system selection. - E. Ertugrul Karsak; C. Okan Özogul (Expert Syst. Appl., 2009)

A real options approach for evaluation and justification of a hospital information system. - C. Okan Özogul; E. Ertugrul Karsak; Ethem Tolga (J. Syst. Softw., 2009)

An Integrated Real Options and Fuzzy Multi-Criteria Decision Making Approach for Selecting an Advanced Manufacturing System. - C. Okan Özogul; E. Ertugrul Karsak (IKE, 2010)