1.
Phys Rev B Condens Matter
; 46(3): 1649-1654, 1992 Jul 15.
Article
in English
| MEDLINE
| ID: mdl-10003811
2.
Pathologica
; 69(997-998): 587-611, 1977.
Article
in Italian
| MEDLINE
| ID: mdl-204896