1
Έκδοση 1993
Full text available from ABI/INFORM Trade & Industry: 01/01/2014 to 6 months ago
Full text available from Political Science Database: 01/01/2014 to 6 months ago
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
3
Full text available from European Newsstream: 11/26/2001 to 12/31/2013
Ηλεκτρονική πηγή Εφημερίδα
4
Full text available from ABI/INFORM Trade & Industry: 02/01/2013 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
7
Full text available from ABI/INFORM Trade & Industry: 12/29/2008 to present
Full text available from Advanced Technologies & Aerospace Database: 12/29/2008 to present
Full text available from Engineering Database: 12/29/2008 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
9
Έκδοση 2001
Full text available from Health & Medical Collection: 01/01/2010 to 07/31/2012
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
10
Full text available from ABI/INFORM Trade & Industry: 05/29/2009 to present
Full text available from Health & Medical Collection: 05/29/2009 to present
Ηλεκτρονική πηγή Εφημερίδα
12
Full text available from Materials Science Database: 01/16/2009 to 12/30/2011
Ηλεκτρονική πηγή Εφημερίδα
13
Έκδοση 2009
Full text available from East Europe, Central Europe Database: 01/01/2009 to present
Full text available from Social Science Database: 01/01/2009 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
15
Έκδοση 1999
Full text available from ABI/INFORM Global: 03/01/1998 to 09/30/2000
Full text available from Research Library: 03/01/1998 to 09/30/2000
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
16
Full text available from Materials Science Database: 11/01/2004 to 12/31/2007
Full text available from Materials Science Database: 01/01/2009 to 05/31/2009
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
17
Full text available from Research Library: 01/01/2011 to present
Full text available from Social Science Database: 01/01/2011 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
18
Full text available from ABI/INFORM Trade & Industry: 04/01/2010 to 10/31/2016
Full text available from Advanced Technologies & Aerospace Database: 04/01/2010 to 10/31/2016
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
19
Full text available from ABI/INFORM Trade & Industry: 12/01/2010 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
20
Full text available from ABI/INFORM Trade & Industry: 01/01/2010 to 01/31/2015
Full text available from Materials Science Database: 01/01/2010 to 01/31/2015
Ηλεκτρονική πηγή Επιστημονικό περιοδικό