Institution: | a Department of Parallel Algorithms, Institute for Parallel Processing, Bulgarian Academy of Sciences, Acad. G. Bonchev 25 A, 1113 Sofia, Bulgaria b Centre for Advanced Computing and Emerging Technologies, School of Systems Engineering, The University of Reading, Whiteknights, P.O. Box 225, Reading, RG6 6AY, UK c National Environmental Research Institute, Aarhus University, Frederiksborgvej 399, P.O. Box 358, DK-4000 Roskilde, Denmark |