88
Argitaratua 1990
Full text available from Criminal Justice Database: 11/01/1997 to 07/31/2000
Government Document Baliabide elektronikoa Aldizkako argitalpena
98
Argitaratua 1978
Full text available from Accounting & Tax Database: 10/01/1997 to 10/31/1999
Baliabide elektronikoa Aldizkaria
99
Full text available from Arts & Humanities Database: 10/01/2009 to present
Baliabide elektronikoa Aldizkaria