Jean-Pierre Antoine, IRMP, UCL, Louvain La Neuve, Belgium Philippe Carré, XLIM, University of Poitiers, Poitiers, France Alain Chalifour, UQTR, Trois-Rivières, Québec, Canada Robert Marti, VICOROB, University of Girona, Girona, Spain Danielle Nuzillard, CReSTIC, University of Champagne-Ardenne, Reims, France Olivier Laligant, Frédéric Truchetet, Le2i, University of Burgundy, Le Creusot, France Fabrice Mairesse, Tadeusz Sliwa, Yvon Voisin, Le2i, University of Burgundy, Auxerre, France