CHWIEDUK, Edward. Stratigraphy: A Modern Synthesis. Geologos, [S. l.], v. 22, n. 2, p. 165–166, 2016. DOI: 10.1515/logos-2016-0016. Disponível em: https://pressto.amu.edu.pl/index.php/logos/article/view/logos-2016-0016. Acesso em: 3 may. 2024.