Every participant can present a 20 minutes contributed talk. For each talk, the author has to indicate the title in the registration form and send the Latex2e file of the abstract within April 15, 2006 according to the sample file. The file  must be written without using  personal macros  and the size must be between half and one page.

The authors who intend to submit a paper for the Proceedings volume should deliver two hard copies of the article to Guglielmo Lunardon during the Conference and within Tuesday, June 27.