KRZYSZTOF WINCZA; KABACIK, Paweł. A lightweight planar antenna element with optimized feed for use onboard spacecraft. Journal of Telecommunications and Information Technology, Warsaw, Poland, v. 20, n. 2, p. 53–56, 2005. DOI: 10.26636/jtit.2005.2.306. Disponível em: https://www.jtit.pl/jtit/article/view/306. Acesso em: 17 jun. 2026.