Institution: | 1. Institute of Mathematics, USC, RAS, Russia;2. Institute of Mathematics, University of Potsdam, Germany;1. Istituto Applicazioni Calcolo, CNR, Viale Manzoni, 30 - 00185 Rome, Italy;2. CINECA, via dei Tizii, 6 - 00185 Rome, Italy;1. Faculty of Electrical Engineering, University of Montenegro, 81000 Podgorica, Montenegro |