BRITISH LIBRARY (UK)
To identify / locate multiple documents in the largest loan library in Europe!
NATIONAL LIBRARY OF MEDICINE (USA)
To identify / locate multiple documents in the largest medical library in the world!
COLCAT - UNIVERSITY OF AVEIRO
It is a search engine for bibliographic information based on the Z39.50 protocol for obtaining books in national or foreign libraries.
PORBASE [NATIONAL LIBRARY - PORTUGAL]
As a result of the cooperation of several libraries, it allows to locate / identify books and various types of monographs (eg theses) in Portuguese libraries.
Multilingual collection with millions of digitized items from libraries, museums, archives and collections as a result of preservation policies and access to cultural heritage within the European Union.