http://www.sec.gov/Archives/edgar/data/888228/000104746914001166/a2218438z424b2.htm
http://www.sec.gov/Archives/edgar/data/860748/000119312514062851/d679637d424b5.htm
http://www.sec.gov/Archives/edgar/data/1000275/000121465914001366/j221140424b2.htm