DOROSZ, J.; ROMANIUK, R. S. Optical Fibers and Their Applications 2014. Photonics Letters of Poland, [S. l.], v. 6, n. 2, p. pp. 50–52, 2014. DOI: 10.4302/photon. lett. pl.v6i2.493. Disponível em: https://www.photonics.pl/PLP/index.php/letters/article/view/6-18. Acesso em: 6 jun. 2023.