Omar Ashour (November 2012). "From bad cop to good cop"(PDF). Brookings Institution. Archived from the original(Paper Series) on 28 September 2013. Retrieved 24 December 2012.
Omar Ashour (November 2012). "From bad cop to good cop"(PDF). Brookings Institution. Archived from the original(Paper Series) on 28 September 2013. Retrieved 24 December 2012.