ALI ABDULKHALIQ, M. Calculation of Gain and Noise Figure of EDFA at (C) band in optical communication. College of Basic Education Research Journal, [S. l.], v. 11, n. 3, p. 711–723, 2012. Disponível em: https://stats.uomosul.edu.iq/index.php/berj/article/view/39252. Acesso em: 26 oct. 2025.