Numerical Study of Solid Core Photonic Crystal Fibres with Endlessly Single Mode. Ibn AL-Haitham Journal For Pure and Applied Sciences, [S. l.], v. 31, n. 3, p. 33–42, 2018. DOI: 10.30526/31.3.2025. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/2025.. Acesso em: 16 jul. 2024.