RAHEEM KAREEM, A. Design A Distributed Amplifier System Using Π-Filtering Structure. Al-Rafidain Engineering Journal (AREJ), [S. l.], v. 17, n. 3, p. 83–89, 2009. DOI: 10.33899/rengj.2009.42921. Disponível em: https://jamh.uomosul.edu.iq/index.php/arej/article/view/31327. Acesso em: 5 sep. 2025.