1. The problem of gun barrel erosion: an overview;Ahmad;Gun propulsion Technol.,1988
2. Memorandum by Undersecretary of Defense John J. Young, Jr., on Minimizing the Use of Hexavalent Chromium (Crþ6). Washington, D.C.;U.S. Department of Defense,2009
3. Electro-spark deposited coatings for replacement of chrome plating;Johnson,2005
4. Electroformed nanocrystalline coatings: an advanced alternative to hard chromium electroplating;McCrea,2003
5. Investigation of Chemically Vapor Deposited Tantalum for Medium Caliber Gun Barrel Protection;Levy,2008