1
Full text available from ABI/INFORM Trade & Industry: 07/01/2002 to 12/31/2007
Full text available from Advanced Technologies & Aerospace Database: 07/01/2002 to 12/31/2007
Full text available from Engineering Database: 07/01/2002 to 12/31/2007
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
5
Έκδοση 1966
Full text available from Engineering Database: 12/01/2006 to 03/31/2015
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
9
Full text available from ABI/INFORM Trade & Industry: 01/01/1998 to 07/31/2000
Full text available from Advanced Technologies & Aerospace Database: 01/01/1998 to 07/31/2000
Full text available from Career & Technical Education Database: 01/01/1998 to 07/31/2000
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
13
Έκδοση 1995
Full text available from Advanced Technologies & Aerospace Database: 01/01/2014 to 11/30/2014
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
15
Έκδοση 1994
Full text available from ABI/INFORM Trade & Industry: 07/01/1998 to 11/30/2008
Full text available from Career & Technical Education Database: 07/01/1998 to 11/30/2008
Full text available from Materials Science Database: 07/01/1998 to 11/30/2008
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
16
Έκδοση 1998
Full text available from Advanced Technologies & Aerospace Database: 10/01/1998 to 04/30/2001
Full text available from Career & Technical Education Database: 10/01/1998 to 04/30/2001
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
17
19
Έκδοση 1993
Full text available from ABI/INFORM Trade & Industry: 01/01/2005 to 06/30/2006
Full text available from Advanced Technologies & Aerospace Database: 01/01/2005 to 06/30/2006
Full text available from Career & Technical Education Database: 01/01/2005 to 06/30/2006
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
20
Έκδοση 1995
Full text available from ABI/INFORM Trade & Industry: 02/01/1998 to 02/28/1998
Full text available from Engineering Database: 02/01/1998 to 02/28/1998
Ηλεκτρονική πηγή Επιστημονικό περιοδικό