Most journals are online accessible. They are only listed in the Campus Catalogue, not in the Catalogue of the Informatics Library.
Furthermore the Electronic Journals Library (EZB) offers fast, structured and standardized access to scientific and academic full text journals. Find journals of the EZB concerning Computer Science here.
Tip 1: A search with ISSN (International Standard Serial Number) leads you directly to the requested journal. If you don't know it you can search for the journal title with the Advanced Search via the Campus Catalogue.
Tip 2: In order to find information on articles written in journals or conference papers, there are a number of literature databases.
The Informatics-Library has also a collection of several journals in print.
All journals appear in the Campus Catalogue.
Current journal titles - in print - can be found here.
Please note that articles are not listed in Library catalogues.