COLSON, Gerard; SABRI, Karim; MBANGALA, Augustin Mapapa. Multiple criteria and multiple periods performance analysis: the comparison of telecommunications sectors in the Maghreb countries. Journal of Telecommunications and Information Technology, Warsaw, Poland, v. 26, n. 4, p. 67–80, 2006. DOI: 10.26636/jtit.2006.4.392. Disponível em: https://jtit.pl/jtit/article/view/392. Acesso em: 3 aug. 2026.