Excess electrical conductivity in polycrystalline Bi-Ca-Sr-Cu-O compounds and thermodynamic fluctuations of the amplitude of the superconducting order parameter

1. Vidal, F.
2. Viera, J.A.
3. Maza, J.
4. Ponte, J.J.
5. García-Alvarado, F.
6. Morán, E.
7. Amador, J.
8. Cascales, C.
9. Castro, A.
10. Casais, M.T.
11. Rasines, I.