Two types of contributions are invited:

• Papers describing (ongoing) work addressing one or more questions or topics of the workshop (10 page maximum)
• Short papers, posters, and position statements regarding one or more of the questions/topis of the workshop (5 page maximum)

Both papers and position statements should be prepared according to the UM05 Instructions for Authors available at:
http://www.springeronline.com/sgw/cda/frontpage/0,11855,5-164-2-72376-0,00.html

and be sent to

DEADLINE:

**** March 7, 2005. *****

Each paper and position statement will be reviewed by at least two reviewers. Accepted contributions will be published in the workshop proceedings and will be available on the Web before the workshop.

Depending on the quality of the accepted papers, a post-conference book or special issue journal publication is also envisaged.