http://www.sec.gov/Archives/edgar/data/895421/000090514817000682/efc17-439_424b2.htm
http://www.sec.gov/Archives/edgar/data/312070/000110465917046013/a17-18011_4424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036117028266/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036117028272/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1710329/000119312517232009/d424523d424b5.htm
http://www.sec.gov/Archives/edgar/data/1055726/000119312517232083/d425857d424b5.htm