1. K. FEARNSIDE, A Study of the Longitudinal Response to Vertical Gusts of an Air craft under Autopilot Control. Working paper presented to the Tenth Technical Conference of the International Air Transport Association, Miami, November 1957.
2. W. J. CHARNLEY, A Study of Approach and Landing Aids. Presented at the Convention on Radio Aids to Aeronautical and Marine Navigation, at The Institution of Electrical Engineers, London, March 1958.
3. Automatic Flight—The British Story;GARDNER,1958