Madrid, 7 and 19 January 1981 - Institutional correspondence A letter from Enrique Calduch to Javier Tusell
Whitechapel Gallery, London, 14 March 2010 - Performance 119-minute circle. The International Congress at the Whitechapel Gallery
New York, 10 August 1981 - Institutional correspondence A letter from Eloise Ricciardelli to Sharon Zane