BRASSLOFF, Wolfgang. Employment, non-employment and unemployment: Portugal and Spain 1973-1993. Wirtschaft und Gesellschaft, Wien, Österreich, v. 20, n. 1, p. 55–82, 1994. Disponível em: https://journals.akwien.at/index.php/wug/article/view/1896.. Acesso em: 23 mar. 2026.