A Flat Long-Reach of WDM-PON and Optical Switching for Future National Data Center Interconnects: A Review. Journal of Education and Science, [S. l.], v. 35, n. 4, p. 67–84, 2026. DOI: 10.33899/jes.v35i4.62043. Disponível em: https://edusj.uomosul.edu.iq/index.php/edusj/article/view/62043. Acesso em: 2 oct. 2026.