academical publication managementcollect, organize, and share publications
Sign-in with your library account.
Login as group.
I've lost my password.
J. Stahl, and R. Wille. Classification as a tool of research, page 431-438. Amsterdam, North--Holland, (1986)
PUMA is offered by the Universitätsbibliothek of the University of Kassel, Germany and is being developed in cooperation with the Knowledge and Data Engineering Group in Kassel and the DMIR Group in Würzburg.