-http://www.wikiart.org/en/francisco-goya/pepito-costa-and-bonells-1813

-http://www.wikiart.org/en/francisco-goya/the-adoration-of-the-name-of-the-lord-1772

-http://www.allposters.com/-sp/Boys-Climbing-a-Tree-Cartoon-for-a-Tapestry-1790-92- Posters_i1344283_.htm

-http://goyaexperts.com/goya_bio.html

-http://www.ibiblio.org/wm/paint/auth/goya/