'The Future of the UK's Strategic Nuclear Deterrent: the Strategic Context: Government Response to the Committee's Eighth Report of Session 2005–06'. Ninth Special Report of Session 2005–06. House of Commons Defence Committee, HC 1558. 26 July 2006.
'The Future of the UK's Strategic Nuclear Deterrent: the Strategic Context: Government Response to the Committee's Eighth Report of Session 2005–06'. Ninth Special Report of Session 2005–06. House of Commons Defence Committee, HC 1558. 26 July 2006.