Tactical aircraft: F22-A Modernization Program faces cost, technical, and sustainment risks / United States Government Accountability Office
Tactical aircraft: Comparison of F-22 A and Legacy Fighter Modernization Program / United States Government Accountability Office.
The F-22A fighter jet : modernization program analyses. ISBN 9781624173264. Published by Nova Publishers in 2013. Publication and catalogue information, links to buy online and reader comments.