1
Full text available from ABI/INFORM Global: 01/01/2007 to present
Full text available from East Europe, Central Europe Database: 01/01/2007 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
3
Έκδοση 2011
Full text available from Earth, Atmospheric & Aquatic Science Database: 04/01/2018 to present
Full text available from Research Library: 04/01/2018 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
4
Έκδοση 2002
Full text available from Engineering Database: 01/01/2018 to present
Full text available from Research Library: 01/01/2018 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
5
Έκδοση 2011
Full text available from East Europe, Central Europe Database: 01/01/2006 to 01/31/2017
Full text available from Linguistics Database: 01/01/2006 to 01/31/2017
Full text available from Research Library: 01/01/2006 to 01/31/2017
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
7
Full text available from East Europe, Central Europe Database: 10/01/2009 to present
Full text available from Social Science Database: 10/01/2009 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
8
Full text available from East Europe, Central Europe Database: 01/01/2012 to present
Full text available from Social Science Database: 01/01/2012 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
10
Έκδοση 1995
Full text available from ABI/INFORM Global: 01/01/2012 to present
Full text available from East Europe, Central Europe Database: 01/01/2012 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
12
Full text available from East Europe, Central Europe Database: 01/01/2011 to present
Full text available from ABI/INFORM Global: 01/01/2011 to 01/31/2015
Full text available from Political Science Database: 01/01/2011 to 01/31/2015
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
13
Full text available from ABI/INFORM Global: 01/01/2002 to present
Full text available from East Europe, Central Europe Database: 01/01/2002 to present
Full text available from Political Science Database: 01/01/2002 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό