1
Έκδοση 2011
Full text available from Engineering Database: 02/01/2012 to 12/31/2018
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
4
Έκδοση 2011
Full text available from ABI/INFORM Global: 10/01/2012 to present
Full text available from Earth, Atmospheric & Aquatic Science Database: 10/01/2012 to present
Full text available from Engineering Database: 10/01/2012 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
5
Έκδοση 2012
Full text available from Engineering Database: 03/01/2012 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
6
Έκδοση 2014
Full text available from Advanced Technologies & Aerospace Database: 01/01/2014 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
10
Full text available from Biological Science Database: 01/01/1997 to 1 year ago
Full text available from Earth, Atmospheric & Aquatic Science Database: 01/01/1997 to 1 year ago
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
11
Full text available from Earth, Atmospheric & Aquatic Science Database: 01/01/2006 to 09/30/2018
Full text available from Environmental Science Database: 01/01/2006 to 09/30/2018
Full text available from Science Database: 01/01/2006 to 09/30/2018
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
12
Full text available from Agricultural Science Database: 01/01/1997 to 1 year ago
Full text available from Environmental Science Database: 01/01/1997 to 1 year ago
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
14
Έκδοση 1996
Full text available from Education Database: 12/01/1996 to 1 year ago
Full text available from Psychology Database: 12/01/1996 to 1 year ago
Full text available from Research Library: 12/01/1996 to 1 year ago
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
16
Έκδοση 2014
Full text available from Advanced Technologies & Aerospace Database: 12/01/2014 to present
Full text available from Computer Science Database: 12/01/2014 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
17
Full text available from Biological Science Database: 03/01/2016 to 1 year ago
Full text available from Environmental Science Database: 03/01/2016 to 1 year ago
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
18
Έκδοση 2011
Full text available from Advanced Technologies & Aerospace Database: 05/01/2012 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό