Three stages DEA for TTOs. Research Scholar Seminar 3 David Resende Publication Secondary Title: University of Texas at Austin – IC2 Institute Year of Publication: 2014 Resende, D. (2014). Three stages DEA for TTOs. Research Scholar Seminar 3. University of Texas at Austin – IC2 Institute. Identifiers Other Numbers: 40060715 Locators Alternative titles Google ScholarBibTeXRIS