PERFORMANCE ANALYSIS OF 128-QAM DUAL POLARIZATION SYSTEM FOR LONG HAUL OPTICAL COMMUNICATION. Pakistan Journal of Science, [S. l.], v. 70, n. 4, 2022. DOI: 10.57041/vol70iss4pp%p. Disponível em: https://paas-pk.org/index.php/pjs/article/view/417. Acesso em: 17 feb. 2026.