Low frequency transport measurements in GdSr2RuCu2O8 A. Vecchione, D. Zola, G. Carapella, M. Gombos, S. Pace, G. Costabile and C. Noce Eur. Phys. J. B, 31 2 (2003) 151-157 Published online: 04 February 2003 DOI: 10.1140/epjb/e2003-00019-5