1. Faculty of PhysicsVilnius University, Sauletekio 9Vilnius LT10222 Lithuania
2. Research Institute for Nuclear Problems of Belarusian State University, Bobruiskaya Str., 11 MinskBelarus220030
3. Tomsk State University, 36, Lenin aveTomsk634050 Russian Federation
4. IJL–UMR Universite de Lorraine–CNRS n° 7198, 2 allée André Guinier, BP 50840Nancy cedex54011 France
5. IJL–UMR Universite de Lorraine–CNRS, n° 7198, ENSTIB, 27 Rue Philippe Séguin, BP 21042Epinal Cedex 988051 France