John Richardson (art historian) (English Wikipedia)

Picasso’s Obsessions. The New York Review of Books. By Colm Tóibin, 10 February 2022, retrieved 5 February 2022.
The New York Review of Books: John Richardson, retrieved 13 August 2010.
Richardson, John (19 December 1985). "Picasso and l'Amour Fou". New York Review. Retrieved 8 March 2024.

nytimes.com

Kakutani, Michiko (6 November 2007). "More on the Career of the Genius Who Boldly Compared Himself to God". The New York Times. Retrieved 29 November 2021.
Buruma, Ian (12 September 2014). "The Personal Arcadia of John Richardson". The New York Times. Retrieved 29 November 2021.
Hustvedt, Siri (20 November 2021). "Fourth Time Around: The Final Volume of John Richardson's Biography of Picasso". The New York Times. Retrieved 29 November 2021.

"Random House: John Richardson". Archived from the original on 21 August 2012. Retrieved 13 August 2010.

Mason, Brook (12 March 2019). "Picasso biographer John Richardson dies, aged 95". The Art Newspaper. Retrieved 12 March 2019.

The Guardian: Demons and beefcake – the other side of Francis Bacon. By Charlotte Higgins, 22. November 2009, retrieved 13 August 2010.
The Guardian: Sado-masochism and stolen shoe polish: Bacon's legacy revisited Art historian John Richardson's revelations on the troubled artist he knew as a young man. By Charlotte Higgins, 22. November 2009, retrieved 13 August 2010.
The Guardian: Picasso nearly risked his reputation for Franco exhibition Had he accepted it would have been major coup for Falangists and destroyed Picasso's status as hero of left, says biographer. By Charlotte Higgins, 28. Mai 2010, retrieved 13 August 2010.

Klein, Lee (May 2011). "L'Amour Fou: Picasso and Marite Therese" (PDF). In the Art World. Vol. 14, no. 9. pp. 12–17. ISSN 1534-5394. Retrieved 8 March 2024.

Klein, Lee (May 2011). "L'Amour Fou: Picasso and Marite Therese" (PDF). In the Art World. Vol. 14, no. 9. pp. 12–17. ISSN 1534-5394. Retrieved 8 March 2024.