Tutorial was held in Cracow (Poland) during the
International Conference on
Computational Science 2004 (ICCS 2004) on June 9, 2004.
The first version of the tutorial was assembled in December 2003 -
January 2004, with contributions from most of the Projectís technical
tasks, and it was presented at the
ANWIRE winter school on middleware, in Nicosia, Cyprus, January