8Peter W. Singer, "A Discussion About Drones", Brookings Institution, March 29, 2013, www. brookings, edu/rosearch/interviews/2013/03/29-drones-singer.
9Peter W. Singer, " The Predator Comes Home: A Primer on Domestic Drones, Their Huge Business Opportunities, and Their Deep Political, Moral, and Legal Challenges", Brookings Institution, March 8, 2013, www. brookings, edu/researeh/papers/2013/03/08- drones-singer.
10Peter W. Singer and Thomas Wright, "An Obama Doctrine on New Rules of War", in Peter W. Singer and Thomas Wright, Big Bets and Black Swans: A Presidential Briefing Book, Brookings Institution, January 17, 2013, http : //www. brookings, edu/research/interaetives/2013/big-hets-black-swans.
