Pseudo spin-valves with Al or Nb as spacer layer: GMR and search for spin switch behaviourF. Russo, G. Carapella, V. Granata, N. Martucciello and G. CostabileEur. Phys. J. B, 60 1 (2007) 61-66DOI: https://doi.org/10.1140/epjb/e2007-00329-6