RZEPAKOWSKI, Piotr. Supporting telecommunication product sales by conjoint analysis. Journal of Telecommunications and Information Technology, Warsaw, Poland, v. 33, n. 3, p. 28–34, 2008. DOI: 10.26636/jtit.2008.3.883. Disponível em: https://www.jtit.pl/jtit/article/view/883. Acesso em: 13 jun. 2026.