1. University of Craiova,Dept. of Computers and Info. Tech.,Craiova,Romania
2. "Constantïn Brâncuși University,Faculty of Engineering,Tg.Jiu,Romania
3. “Constantin Brâncuși University,Institute of Res., Dev. and Innovation,Tg.Jiu,Romania
4. Centrul de Calcul S.A.,CERT DIGITAL,Tg.Jiu,Romania