ÇAVDAR, E. “Key Product” a Fuzzy Logic-based New Approach for Determining Consumer Preferences. International Journal of Contemporary Economics and Administrative Sciences, [S. l.], v. 6, n. 3-4, p. 60–85, 2017. Disponível em: http://www.ijceas.com/index.php/ijceas/article/view/136. Acesso em: 24 apr. 2024.