2
Argitaratua 1998
Full text available from ABI/INFORM Global: 01/01/1998 to 12/31/2004
Baliabide elektronikoa Conference Proceeding
11
Argitaratua 1994
Full text available from Accounting & Tax Database: 01/01/2005 to present
Baliabide elektronikoa Conference Proceeding
16
Full text available from Arts & Humanities Database: 01/01/2008 to 01/31/2015
Baliabide elektronikoa Conference Proceeding