ZUCKARELLI, J. A new method for quantification of qualitative expectations. Economics and Business Letters, [S. l.], v. 4, n. 3, p. 123-128, 2015. DOI: 10.17811/ebl.4.3.2015.123-128. Disponível em: https://reunido.uniovi.es/index.php/EBL/article/view/10867. Acesso em: 22 jun. 2021.