"About Us". Thomson Reuters. 2010. Diarsipkan dari versi asli(A brief summary and overview of Thomson Reuters as of June 2010. The hieracrchy for JCR is as follows: Thomson Reuters - Professional Division - Healthcare & Science (Division) - Science brands.) tanggal 2011-01-01. Diakses tanggal 2010-06-25.
"About Us". Thomson Reuters. 2010. Diarsipkan dari versi asli(A brief summary and overview of Thomson Reuters as of June 2010. The hieracrchy for JCR is as follows: Thomson Reuters - Professional Division - Healthcare & Science (Division) - Science brands.) tanggal 2011-01-01. Diakses tanggal 2010-06-25.