: You can find digitized versions of various historical works on the Jews of Spain, including those by Adolfo de Castro .

You can find the book (The Jews in Ancient Spain) by Luis García Iglesias available for download or viewing through several academic and digital library platforms.

The work focuses on the presence of Jewish communities in the Iberian Peninsula from Roman times through the Visigothic period. Below are the primary sources to access it:

: You can access a review and related publication details for Los judíos en la España antigua by Luis García Iglesias via ResearchGate.

: For broader historical context on Jewish social and political life in Spain, this Digital Library offers downloadable PDFs of classic texts like José Amador de los Ríos' "Historia social, política y religiosa de los judíos de España y Portugal".

(PDF) García Iglesias, L., Los judíos en la España antigua

: A synthesis of political and social history regarding Jews in antiquity, covering similar historical ground, is available on Academia.edu .