http://www.sec.gov/Archives/edgar/data/70502/000007050215000350/fps387.htm
http://www.sec.gov/Archives/edgar/data/70502/000007050215000351/pps388.htm
http://www.sec.gov/Archives/edgar/data/1654280/000114420415059134/v421974_424b5.htm
http://www.sec.gov/Archives/edgar/data/40729/000114420415059171/v422117_424b2.htm
http://www.sec.gov/Archives/edgar/data/766704/000119312515342755/d81196d424b5.htm
http://www.sec.gov/Archives/edgar/data/1561894/000119312515342784/d57537d424b5.htm
http://www.sec.gov/Archives/edgar/data/1000275/000121465915007089/n108150424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000121465915007100/b1012150424b2.htm