
On her relationship with Jean-Paul Sartre, as quoted in "Did Simone de Beauvoir's open 'marriage' make her happy?" http://www.theguardian.com/world/2005/jun/10/gender.politicsphilosophyandsociety by Lisa Appignanesi, in The Guardian (9 June 2005) and her book Simone de Beauvoir (2005), p. 36, ISBN 1904950094
General sources