Microwave fluctuational conductivity in YBa2Cu3O7-δ E. Silva, R. Marcon, S. Sarti, R. Fastampa, M. Giura, M. Boffa and A. M. Cucolo Eur. Phys. J. B, 37 3 (2004) 277-284 Published online: 02 April 2004 DOI: 10.1140/epjb/e2004-00057-5