J BHEEMA REDDY; K APARNA. Spectrum Sensing of OFDM system is improved by using GLRT Algorithm. International Journal of Advance Engineering and Research Development (IJAERD), [S. l.], v. 4, n. 10, p. 143–148, 2017. Disponível em: https://ijaerd.org/index.php/IJAERD/article/view/5041. Acesso em: 7 jul. 2025.