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...Electronic journals....
Full text available from ABI/INFORM Trade & Industry: 01/01/1997 to present
Full text available from Engineering Database: 01/01/1997 to present
Full text available from Materials Science Database: 01/01/1997 to present
Full text available from Science Database: 01/01/1997 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό