http://www.sec.gov/Archives/edgar/data/1666268/000095010317011257/dp82754_424b2-complus.htm
http://www.sec.gov/Archives/edgar/data/1465740/000104746917007107/a2233848z424b5.htm
http://www.sec.gov/Archives/edgar/data/1721257/000110465917069179/a17-24918_8424b5.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036117043063/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036117043068/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036117043070/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036117043073/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036117043087/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036117043127/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1552087/000119312517344844/d478091d424b3.htm