bibliographic works

BAEZ John (1992) Voynich Bibliography.

http://voynich.net/reeds/gillogly/biblio

CARLEEN Barry D. [editor] (1991) NSA TECHNICAL JOURNAL CUMULATIVE INDEX. APRIL 1956 - FALL 1980. Center for Cryptologic History, 3 September 1991. Released by National Security Agency (NSA) on 17 August 2006 pursuant to the Freedom of Information Act (FOIA)

                   https://cryptocellar.web.cern.ch/cryptocellar/NSA/nsa_tj_1956-80.pdf

REEDS Jim (2001) Voynich Manuscript Bibliography.

http://voynich.net/reeds/bib.html

STOLFI Jorge (2005) Voynich Manuscript Stuff.

http://www.ic.unicamp.br/~stolfi/EXPORT/projects/voynich/Welcome.html

ZANDBERGEN Rene (2015-09-15) Web Resources and References.

http://www.voynich.nu/refs.html