German Union Catalogue of Serials (ZDB)

The  German Union Catalogue of Serials (ZDB) is the world's largest databases for providing title and holdings information, i.e. for journals, newspapers, etc. It holds printed as well as electronic media. The ZDB contains more than 1.2 million titles in different languages dating from 1500 to today and has more than 6 million entries of holdings information on these titles for about 4300 German libraries. The ZDB doesn't list individual articles.