Institution: | a Institute of Molecular & Atomic Physics, 70 Nezavisimost Avenue, 220072 Minsk, Belarus b United Institute of Informatics Problems, 6 Surganov Street, 220012 Minsk, Belarus c Ecole Nationale d’Ingénieurs de Saint-Etienne (ENISE), DIPI Laboratory, 58 rue Jean Parot, 42023 Saint-Etienne Cedex 2, France |