The blue social bookmark and publication sharing system.
Log in with your username.
I've lost my password.
Log in with your OpenID-Provider.
...work in its entirety in order to perform database queries of main characters. As Andersen points out, this is hardly an appropriate or efficient scholarly use of computing technology.
BibSonomy is offered by the KDE group of the University of Kassel, the DMIR group of the University of Würzburg, and the L3S Research Center, Germany.