SHI, Keyi. A Comparative Study of Three Types of Dasycladalean Algae (Dasyporella, Vermiporella, Catenuporella gigantia) Fossils from the Late Ordovician Beiguoshan Formation in Ordos. Environment, Social and Governance, [S. l.], v. 3, n. 4, p. 138–141, 2026. DOI: 10.70267/esg.v3n4.138141. Disponível em: https://journals.zeuspress.org/index.php/ESG/article/view/1775. Acesso em: 12 nov. 2026.