22
Έκδοση 2002
Full text available from Military Database: 06/01/2006 to 07/31/2008
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
23
Έκδοση 2005
Full text available from Advanced Technologies & Aerospace Database: 07/01/2005 to present
Full text available from Criminal Justice Database: 07/01/2005 to present
Full text available from Environmental Science Database: 07/01/2005 to present
Κυβερνητικό Έγγραφο Ηλεκτρονική πηγή Επιστημονικό περιοδικό
24
Full text available from Advanced Technologies & Aerospace Database: 01/01/2012 to present
Full text available from Military Database: 01/01/2012 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
25
Έκδοση 1993
Full text available from Advanced Technologies & Aerospace Database: 10/01/1998 to present
Full text available from Military Database: 10/01/1998 to present
Full text available from Research Library: 10/01/1998 to present
Κυβερνητικό Έγγραφο Ηλεκτρονική πηγή Επιστημονικό περιοδικό
29
Full text available from Military Database: 07/01/1997 to 10/31/2001
Full text available from Research Library: 07/01/1997 to 10/31/2001
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
30
Έκδοση 2008
Full text available from Military Database: 1999 to 08/10/2007
Full text available from Research Library: 1999 to 08/10/2007
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
31
Έκδοση 1981
Full text available from Advanced Technologies & Aerospace Database: 01/01/1998 to 07/31/2006
Full text available from Military Database: 01/01/1998 to 07/31/2006
Full text available from Research Library: 01/01/1998 to 07/31/2006
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
32
Έκδοση 2007
Full text available from Advanced Technologies & Aerospace Database: 01/01/2001 to present
Full text available from Political Science Database: 01/01/2001 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
33
Full text available from Advanced Technologies & Aerospace Database: 01/01/1997 to 01/31/2017
Full text available from Military Database: 01/01/1997 to 01/31/2017
Full text available from Research Library: 01/01/1997 to 01/31/2017
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
34
Full text available from Advanced Technologies & Aerospace Database: 10/01/1997 to 10/31/1997
Full text available from Military Database: 10/01/1997 to 10/31/1997
Full text available from Research Library: 10/01/1997 to 10/31/1997
Κυβερνητικό Έγγραφο Ηλεκτρονική πηγή Επιστημονικό περιοδικό
40
Full text available from ABI/INFORM Global: 10/01/1996 to 12/31/2004
Full text available from Advanced Technologies & Aerospace Database: 10/01/1996 to 12/31/2004
Full text available from Engineering Database: 10/01/1996 to 12/31/2004
Full text available from Military Database: 10/01/1996 to 12/31/2004
Full text available from Research Library: 10/01/1996 to 12/31/2004
Full text available from ABI/INFORM Global: 01/01/2006 to 12/31/2006
Full text available from Advanced Technologies & Aerospace Database: 01/01/2006 to 12/31/2006
Full text available from Engineering Database: 01/01/2006 to 12/31/2006
Full text available from Military Database: 01/01/2006 to 12/31/2006
Full text available from Research Library: 01/01/2006 to 12/31/2006
Full text available from ABI/INFORM Global: 01/01/2008 to 12/31/2008
Full text available from Advanced Technologies & Aerospace Database: 01/01/2008 to 12/31/2008
Full text available from Engineering Database: 01/01/2008 to 12/31/2008
Full text available from Military Database: 01/01/2008 to 12/31/2008
Full text available from Research Library: 01/01/2008 to 12/31/2008
Full text available from ABI/INFORM Global: 01/01/2011 to 04/30/2017
Full text available from Advanced Technologies & Aerospace Database: 01/01/2011 to 04/30/2017
Full text available from Engineering Database: 01/01/2011 to 04/30/2017
Full text available from Military Database: 01/01/2011 to 04/30/2017
Full text available from Research Library: 01/01/2011 to 04/30/2017
Κυβερνητικό Έγγραφο Ηλεκτρονική πηγή Επιστημονικό περιοδικό