KOZAKOWSKI, Piotr; MROZOWSKI, Michał. New approach to computer aided design of coupled resonator filters. Journal of Telecommunications and Information Technology, Warsaw, Poland, v. 11, n. 1, p. 3–7, 2003. DOI: 10.26636/jtit.2003.1.162. Disponível em: https://www.jtit.pl/jtit/article/view/162. Acesso em: 13 jun. 2026.