Kahraman, Cengiz, Asli Suder, and Ebru Turanoglu Bekar. “Fuzzy Multiattribute Consumer Choice Among Health Insurance Options”. Technological and Economic Development of Economy 22, no. 1 (January 19, 2016): 1-20. Accessed November 16, 2019. https://journals.vgtu.lt/index.php/TEDE/article/view/688.