GAY, Brigitte. Competitive Intelligence and Complex Systems. Journal of Intelligence Studies in Business, [S. l.], v. 2, n. 2, p. 5–14, 2012. DOI: 10.37380/jisib.v2i2.42. Disponível em: https://journal.lu.lv/JISIB/article/view/2141.. Acesso em: 9 apr. 2025.