1. Amaro, António Rafael, ‘The Late Construction of Portugal Welfare State: The Failure of the Social Corporativist State (1933–74)’, Memoria y civilización, 21 (2018), pp. 437–54
2. Arendt, Hannah, The Origins of Totalitarianism (New York: Harcourt, Brace & World, 1968)
3. Brooks, Mary Elizabeth, A King for Portugal: The Madrigal Conspiracy 1594–95 (Madison: University of Wisconsin Press, 1964)
4. Calvo, Emilio Rivas, and Carlos D'Abreu, ‘Alacazarquivir. El enigma (o el rescate del cuerpo d'el rey don Sebastian)’, Praça Velha, Revista Cultural da Cidade da Guarda, 21 (July 2007), pp. 39–59
5. Family Values