1
Full text available from Biological Science Database: 01/01/2011 to present
Full text available from East Europe, Central Europe Database: 01/01/2011 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
2
Full text available from Earth, Atmospheric & Aquatic Science Database: 02/01/2006 to 12/31/2018
Full text available from Environmental Science Database: 02/01/2006 to 12/31/2018
Full text available from Science Database: 02/01/2006 to 12/31/2018
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
4
Έκδοση 1984
Full text available from East Europe, Central Europe Database: 01/01/2010 to present
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Ηλεκτρονική πηγή Περιοδική έκδοση
5
Full text available from Biological Science Database: 01/01/2006 to 12/31/2006
Full text available from Biological Science Database: 01/01/2008 to 12/31/2008
Full text available from Biological Science Database: 01/01/2010 to 6 months ago
Ηλεκτρονική πηγή Επιστημονικό περιοδικό