3
Full text available from Career & Technical Education Database: 10/01/1998 to 11/30/2000
Full text available from Engineering Database: 10/01/1998 to 11/30/2000
Full text available from Materials Science Database: 10/01/1998 to 11/30/2000
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
4
Έκδοση 1994
Full text available from Engineering Database: 08/22/2012 to 12/10/2014
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
5
Full text available from Canadian Business & Current Affairs Database: 01/01/1988 to 12/31/1995
Full text available from Engineering Database: 01/01/1988 to 12/31/1995
Full text available from Research Library: 01/01/1988 to 12/31/1995
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
7
Έκδοση 1982
Full text available from ABI/INFORM Trade & Industry: 10/01/1998 to 12/31/2000
Full text available from Career & Technical Education Database: 10/01/1998 to 12/31/2000
Full text available from Engineering Database: 10/01/1998 to 12/31/2000
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
9
Full text available from Engineering Database: 10/01/2012 to 03/31/2013
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
10
Έκδοση 2010
Full text available from East & South Asia Database: 01/01/2013 to present
Full text available from Engineering Database: 01/01/2013 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
11
Full text available from ABI/INFORM Global: 02/01/2008 to 1 year ago
Full text available from Materials Science Database: 02/01/2008 to 1 year ago
Full text available from Science Database: 02/01/2008 to 1 year ago
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
12
Έκδοση 1903
Full text available from ABI/INFORM Trade & Industry: 02/01/1998 to present
Full text available from Career & Technical Education Database: 02/01/1998 to present
Full text available from Engineering Database: 02/01/1998 to present
Full text available from Research Library: 02/01/1998 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
13
14
Έκδοση 2009
Full text available from Engineering Database: 01/01/2009 to 12/31/2009
Full text available from Engineering Database: 01/01/2016 to 12/31/2016
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
15
Έκδοση 1995
Full text available from Career & Technical Education Database: 09/01/1998 to 11/30/2000
Full text available from Engineering Database: 09/01/1998 to 11/30/2000
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
16
Full text available from ABI/INFORM Trade & Industry: 10/01/1998 to 11/30/2000
Full text available from Career & Technical Education Database: 10/01/1998 to 11/30/2000
Full text available from Engineering Database: 10/01/1998 to 11/30/2000
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
17
Full text available from Engineering Database: 07/01/1996 to 12/31/2010
Full text available from Materials Science Database: 07/01/1996 to 12/31/2010
Full text available from Science Database: 07/01/1996 to 12/31/2010
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
18
Έκδοση 2009
Full text available from Engineering Database: 01/01/2020 to 1 year ago
Full text available from Environmental Science Database: 01/01/2020 to 1 year ago
Ηλεκτρονική πηγή Επιστημονικό περιοδικό