io-port.net is a freely accessible database with more than one million computer science publications.
Documents from different sources are offered in a standardised format through one common search interface (duplicates have been removed):
§ CompuScience produced by FIZ Karlsruhe
§ DBLP (Digital Bibliography & Library Project) offered by the University of Trier
§ LNI (Lecture Notes in Informatics) and other publications by Gesellschaft für Informatik (GI)
§ IEEE Computer Society Digital Library
§ LNCS (Lecture Notes in Computer Science) by Springer-Verlag GmbH
§ Publications from other publishers (e.g. Elsevier GmbH, Wiley-VCH Verlag GmbH & Co. KgaA, Blackwell Verlag GmbH, Oxford University Press, Cambridge University Press, IOS Verlag, World Scientific Publishing Co., Taylor and Francis Group)