HAGHIGHAT, Navid. Proposing a framework for airline service quality evaluation using Type-2 Fuzzy TOPSIS and non-parametric analysis. Journal of Sustainable Development of Transport and Logistics, [S.l.], v. 2, n. 2, p. 6-25, dec. 2017. ISSN 2520-2979. Available at: <https://jsdtl.sciview.net/index.php/jsdtl/article/view/31>. Date accessed: 08 dec. 2022. doi: http://dx.doi.org/10.14254/jsdtl.2017.2-2.1.