WAGNER, R. H.; VAKER, W. J. The distribution and development of post-Leonian strata (upper Westphalian D, Cantabrian, Stephanian A) in northern Palencia, Spain. Trabajos de Geología, [S. l.], v. 4, n. 4, p. 533–603, 1971. DOI: 10.17811/tdg.4.1971.533-603. Disponível em: https://reunido.uniovi.es/index.php/TDG/article/view/2687. Acesso em: 16 abr. 2024.