BERTRÁN GIRÓN, María. Social Security contributions and the income tax under the Spanish legal system. A new paradigm. Revista de Contabilidad y Tributación. CEF, [S. l.], n. 417, p. 75–98, 2017. DOI: 10.51302/rcyt.2017.4533. Disponível em: https://revistas.cef.udima.es/index.php/RCyT/article/view/4533. Acesso em: 25 aug. 2024.