LIU, Xiaoyan. Joint UAV Trajectory, IRS Beamforming, and Power Allocation Optimization for Secure Communication in IRS-Assisted Cognitive Networks. Informatica, [S. l.], v. 49, n. 21, 2025. DOI: 10.31449/inf.v49i21.9892. Disponível em: https://www.informatica.si/index.php/informatica/article/view/9892. Acesso em: 14 jan. 2026.