XIAO, Zengwei. Analysis of the Formation Mechanisms of Various AGNs. Highlights in Science, Engineering and Technology, [S. l.], v. 88, p. 886–890, 2024. DOI: 10.54097/kseqpr40. Disponível em: https://drpress.org/ojs/index.php/HSET/article/view/19243. Acesso em: 3 jul. 2026.