PIRZKALL, H. P. La sociedad española: un nuevo mosaico social y cultural. Revista Intellector - ISSN 1807-1260 - [CENEGRI], [S. l.], v. 4, n. 08, p. 01–20, 2018. Disponível em: http://revistaintellector.cenegri.org.br/index.php/intellector/article/view/198. Acesso em: 27 jan. 2022.