Electronic Resource
Carrera, M.
;
Granados, X.
;
Crusellas, M.A.
;
[et al.]
Fontcuberta, J.
;
Obradors, X.
;
Garcia-Munoz, J.L.
;
Rodriguez, J.
;
Vallet, M.
;
Rillo, C.
;
Lera, F.
;
Gonzalez-Calbet, J.
Amsterdam
:
Elsevier
Physica C: Superconductivity and its applications
162-164 (1989), S. 41-42