Ulrich's Periodicals Directory

• ISSN
• Title and previous titles
• Starting date, place of publication, and publisher
• Cost, availability of electronic versions, subscription terms, and approximate circulation as estimated by the publisher
• Subject information, searchable as subject terms or approximate Dewey Classification, special features, and indexing information
• Indications of whether the publication is available on open access
• Indication of whether the publication is peer-reviewed, which is taken to include professional magazines with equivalent editorial control of quality.