http://www.sec.gov/Archives/edgar/data/1000275/000114036118001430/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036118001482/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1032208/000119312518006624/d522039d424b5.htm
http://www.sec.gov/Archives/edgar/data/1051470/000119312518006656/d521017d424b5.htm
http://www.sec.gov/Archives/edgar/data/1043219/000119312518007269/d520823d424b5.htm
http://www.sec.gov/Archives/edgar/data/1487712/000119312518007355/d506992d424b2.htm
http://www.sec.gov/Archives/edgar/data/1581068/000119312518007416/d470276d424b5.htm
http://www.sec.gov/Archives/edgar/data/70502/000165495418000220/preliminarysupplement463.htm