Rüdiger Valk
University of Hamburg
Faculty of Mathematics, Informatics and Natural Sciences, Department of Informatics, TGI
Vogt-Koelln-Str. 30
D-22527 Hamburg
Germany

Phone: +49 40 428 83 2408
Fax: +49 40 428 83 2246
E-mail: valk (AT) informatik.uni-hamburg.de
Web: http://www.informatik.uni-hamburg.de/TGI/mitarbeiter/profs/valk.html