ULUBEYLI, Serdar. Industry-wide competitiveness assessment through fuzzy synthetic evaluation: the case of cement industry. Journal of Business Economics and Management, [S. l.], v. 18, n. 1, p. 35–53, 2017. DOI: 10.3846/16111699.2016.1218927. Disponível em: https://btp.vilniustech.lt/index.php/JBEM/article/view/745. Acesso em: 24 aug. 2025.