1
by Davis, Paul K.
Published 2002
Rand

2
by Davis, Paul K.
Published 2005
Rand, Project Air Force

3
by Davis, Paul K.
Published 2008
RAND Corp.

4
by Davis, Paul K.
Published 2011
RAND

5
by Davis, Paul K.
Published 2008
Rand Corp.

6
by Davis, Paul K.
Published 2012
RAND