1
by Johnson, Stuart E.
Published 2012
Rand Corporation

3
by Lempert, Robert J.
Published 2016
RAND

4
by Landree, Eric
Published 2009
RAND

5
by Farris, Coreen
Published 2013
RAND Corporation

6
by Kelly, Terrence K.
Published 2008
Rand

8
by Farley, Donna O.
Published 2003
Rand

9
by Nemfakos, Charles
Published 2013
RAND Corporation

10
by Keane, Rory, Ommundsen, Thorodd
Published 2018
Ubiquity Press