1Ronald O' Rourke. Navy network-centric warfare con- cept: key programs and issues for congress. CRS Report RS20557, 2007.
2Ronald O' Rourke. Navy DDG-51 and DDG-1000 destroyer programs: background and issues for congress. CRS Report RS32109, 2014.
3William D O' Neil. The cooperative engagement capabili- ty: transforming naval anti-air warfare. NDU, 2007.
4Suzette Sommerer, Guevara Michelle D, Landis Mark A, et al. Systems-of-systems engineering in air and missile defense. Johns Hopkins APL Technical Digest, 2012,1 (31).
