Abstracting and Indexing

• ABC-Chemistry
• BASE (Bielefeld Academic Search Engine) Bielefeld University Library, Germany
• Bibliothekssystem, Universität Hamburg 
• Catalogue of the German National Library (Katalog Der Deutschen Nationalbibliothek) (Digital Preservation and Archiving)
• Elektronische Zeitschriftenbibliothek (EZB)/ Electronic Journals Library
• German Union Catalogue of Serials/ Zeitschriften Datenbank (ZDB)
• Geneva Foundation for Medical Education and Research
• Google Scholar