K10Plus
is a union catalogue containing ownership records of books, journals, articles, congress reports, microforms, electronic documents, data carriers, music and maps from academic libraries in Baden-Württemberg, as well as from other libraries in ten German federal states, the Prussian Cultural Heritage Foundation and a large number of other scientific, political and cultural institutions.
KVK - Karlsruhe virtual catalog
The KVK enables simultaneous searches in German and international union catalogues of libraries.
ZDB - journal database
The ZDB is the largest database for title and ownership records of journals and newspapers in German libraries. It contains not only print works, but also titles of electronic journals.