http://tobaccodocuments.org/bliley_rjr/503272396-2416.html
Scientific Research Institute; German Cigarette. "Redacted Material - (P.2396) Abstract of Scientific Literature Prepared by Litigation Consultant.". 13 Aug 1965. Bates: 503272396-503272416.
http://tobaccodocuments.org/bliley_rjr/503272396-2416.html