Performance Analysis of Synchronous and Asynchronous Mode in LTE-Advanced Network using Joint Sub Carrier and 2 Relays for Cooperative Communications. International Journal of Current Engineering and Technology, [S. l.], v. 5, n. 4, p. 2904–2908, 2015. DOI: 10.14741/. Disponível em: https://ijcet.evegenis.org/index.php/ijcet/article/view/2790. Acesso em: 6 apr. 2026.