VIEIRA, Valter Afonso. Is the need to evaluate a real consumers’ need?. Brazilian Administration Review, [S. l.], v. 6, n. 2, p. 153–172, 2009. DOI: 10.1590/S1807-76922009000200006. Disponível em: https://bar.anpad.org.br/index.php/bar/article/view/95. Acesso em: 7 feb. 2026.