Other catalogues

Further document searches can be performed by querying the catalogs and platforms listed below:

OPAC SBN (National Library System) - catalog of documentary material owned by Italian libraries;
Karlsruhe Virtual Catalog - platform for querying the national catalogs of the main library systems and digital libraries;
WorldCat - catalog of documentary material owned by thousands of participating libraries from hundreds of countries around the world;
Internet Archive - non-profit digital library containing thousands of files, audio, video, image, ebooks, etc. freely downloadable and loanable;
Library of Congress - national library of the United States of America;
Internet culturale - platform for querying Italian digital libraries;
DOAJ (Directory of Open Access Journal) - catalog of open access journals;
ROAD (Directory of Open Access Scholarly Resources) - directory of scientific serials available in open access.