KARDACH, Karol; WYDYMUS, Damian. Summary of SSETI Express satellite mission – gained experience. Journal of Telecommunications and Information Technology, Warsaw, Poland, v. 27, n. 1, p. 69–71, 2007. DOI: 10.26636/jtit.2007.1.798. Disponível em: https://jtit.pl/jtit/article/view/798. Acesso em: 17 jun. 2026.