http://www.sec.gov/Archives/edgar/data/764764/000076476418000204/rtnfinalpricingsupp111318.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036118043116/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1725057/000119312518326706/d584207d424b4.htm
http://www.sec.gov/Archives/edgar/data/36104/000119312518326753/d656307d424b2.htm
http://www.sec.gov/Archives/edgar/data/1363829/000136382918000138/a2018novprefprelim.htm
http://www.sec.gov/Archives/edgar/data/1423689/000142368918000049/preliminaryprospectus-1114.htm