Madrid, 3 September - Institutional correspondence Carlos Robles Piquer's letter to Javier Tusell, dated 3 September
Madrid, 10 June 1981 - Internal institutional documents A letter from Carlos Robles Piquer to Javier Tusell
Madrid, 19 June 1981 - Institutional correspondence A letter from Carlos Robles Piquer to Javier Tusell, dated 19 June 1981
Report, La Sexta Noticias, January 21, 2016 - News programme “Declarados culpables de fiasco económico los gestores de la ‘Bienal de arte’ de Sevilla” (The managers of the Art Biennial of Seville found guilty of a “financial fiasco”)