1. The global arms trade network 1950–2007
2. Arena, M. V., O. Younossi, K. Brancato, I. Blickstein, and C. A. Grammich. 2008. Why Has the Cost of Fixed-Wing Aircraft Risen? A Macroscopic Examination of the Trends in Us Military Aircraft Costs Over the Past Several Decades. Santa Monica CA: Rand.
3. Birkler, J., A. G. Bower, J. A. Drezner, G. T. Lee, and M. A. Lorell. 2003. Competition and Innovation in the US Fixed-Wing Military Aircraft Industry. Santa Monica CA: Rand.
4. Introducing Missile Tests Dataset
5. Chapter 3 World military expenditures