SHEN, Sirui. The Permian-Triassic Extinction Event: Causes, Consequences, and Contemporary Relevance. Transactions on Materials, Biotechnology and Life Sciences, [S. l.], v. 4, p. 242–248, 2024. DOI: 10.62051/gs9fsn90. Disponível em: https://wepub.org/index.php/TMBLS/article/view/3346. Acesso em: 17 jan. 2026.