EndnoteWeb, RefWorks, Connotea, CiteULike, Zotero, Mendeley. Nice summary of the state of the art by Martin Fenner. Conclusion - not much to choose in some ways - personal preference!
W. Adamczak, H. Begemann, and S. Stefani. Presentation at CRIS 2000, (2000)CRIS 2000 - Current Research Information Systems for Europe Conference, Helsinki, Finnland, 2000.
W. Adamczak, H. Begemann, and S. Stefani. Presentation at CRIS 2000, (2000)CRIS 2000 - Current Research Information Systems for Europe Conference, Helsinki, Finnland, 2000.