Genealogy of the Ventura
- Contains information about the branch of the family from the city of Valencia. Includes the origin of the name, family members and a forum. [Spanish and English]
- http://www.losventura.com

The Granados Family Website
- Contains information about the family of Ramon Granados Marquez and Maria Concepcion Rey Capdevilla emigrating from Seville, Spain to America in 1911 and producing over 500 descendants.
- http://www.granados.com/

Succession to Spanish Titles
- Decision of the Constitutional Tribunal, July 9, 1997 concerning inheritance of Spanish nobility titles.
- http://www.chivalricorders.org/nobility/spcntrib.htm