Library Catalogues and Directories
Online Catalogue and directories of the University Library
Online Catalogue (OPAC)
BibSearch (Discovery Service)
New Acquisitions
National and international Library Catalogues
Weimars Union Catalogue
Virtual Catalogue of Common Library Network GBV
Karlsruher Virtual Catalogue KVK
German National Library
Bibliothèque nationale de France
British Library
Library of Congress
Worldcat
National und international Libraries with access to fulltext
Deutsche Digitale Bibliothek
Europeana
National Periodical Databases
Electronic Journals Library EZB
ZDB