http://www.sec.gov/Archives/edgar/data/38009/000104746916011219/a2227840z424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036116057984/form424b2.htm
http://www.sec.gov/Archives/edgar/data/49196/000119312516506939/d144480d424b2.htm
http://www.sec.gov/Archives/edgar/data/1550369/000121465916010344/p315161424b2.htm
http://www.sec.gov/Archives/edgar/data/1663244/000153949716002635/n615_x9.htm