David Davis Allison Frendak-Blume Jennifer Wheeler Alexander E. R. Woodcock Clarence Worrell III A Conceptual Model of Counterterrorist Operations. 305-315 2005 conf/isi/2005 ISI http://dx.doi.org/10.1007/11427995_25 db/conf/isi/isi2005.html#DavisFWWW05