EDFA Application Research in WDM Communication Systems. Elektronika ir Elektrotechnika, [S. l.], v. 19, n. 2, p. 92–96, 2013. DOI: 10.5755/j01.eee.19.2.3476. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/3476.. Acesso em: 5 dec. 2025.