GEORGESCU, Marius Dan. Taxonomic revision and evolutionary classification of the biserial Cretaceous planktic foraminiferal genus Laeviheterohelix Nederbragt, 1991. Revista Mexicana de Ciencias Geológicas, [S. l.], v. 26, n. 2, 2014. Disponível em: https://rmcg.unam.mx/index.php/rmcg/article/view/350. Acesso em: 15 mar. 2025.