(en) Assaf Moghadam, Militancy and Political Violence in Shiism: Trends and Patterns, Routledge, , 264 p. (lire en ligne)
(en) Zahid Hussain, Frontline Pakistan: The Path to Catastrophe and the Killing of Benazir Bhutto, Penguin Books, , 250 p. (ISBN978-0143064794, lire en ligne), p. 93