Internet, http://authorities.loc.gov, 2010-03-31
Internet, http://lcauth.dra.com
New York times WWW site, May 17, 2006
Information trouvée : Jiri Frel; b. 1923; d. Apr. 29, aged 82; mercurial and eccentric curator who helped
build the J. Paul Getty Museum into a major center for Greek and Roman art but resigned
after revelations about unscrupulous acquisition practices
Studia varia / Jiří Frel, 1994
http://www.nytimes.com/2006/05/17/arts/design/17frel.html?_r=0
Information trouvée : Internet consulté le 7 novembre 2013 pour précisions biographiques
Český biografický slovník XX. století / Josef Tomeš, 1999. - Gli studi : http://www.lisippo.org/studi.htm
(2004-06-03). - CORC : http://corc.oclc.org (2004-07-20). - Bibliothèque nationale,
République tchèque : http://www.nkp.cz (2004-07-20)