The papers should be sumitted in pdf format.
You can use Word, Latex or any other kind of editing software as long as your papers meet the official template.

> sample.pdf: this file describes the official template for the Workshop.

How to format a paper for the Workshop with latex?
You can download the official Latex template and class files here (right click on a link and select "download"):

> sample.tex: latex template file (using workshop2008.cls as class file).
> workshop2008.cls: latex class file.

Paper length: 4 - 12 pages.
Note that no special format is required for draft papers. They should be submitted in two-column, single-spaced format.