http://www.sec.gov/Archives/edgar/data/765880/000104746919003791/a2239112z424b5.htm
http://www.sec.gov/Archives/edgar/data/1654795/000104746919003797/a2239113z424b5.htm
http://www.sec.gov/Archives/edgar/data/1533615/000114420419031913/tv524004_424b5.htm
http://www.sec.gov/Archives/edgar/data/1526113/000114420419031931/tv524016_424b3.htm
http://www.sec.gov/Archives/edgar/data/1282663/000119312519178780/d754928d424b5.htm
http://www.sec.gov/Archives/edgar/data/1043219/000119312519178808/d599672d424b5.htm
http://www.sec.gov/Archives/edgar/data/1457612/000145761219000101/a424b4document.htm
http://www.sec.gov/Archives/edgar/data/1481832/000148183219000063/a2019atmprospectussuppleme.htm
http://www.sec.gov/Archives/edgar/data/1481832/000148183219000065/a2019atmprospectussuppleme.htm