Radio navigation systems for aviation and maritime use, a comparative study. Joint report by the expert committees "Ortung" of the Nachrichtentechnische Gesellschaft (NTG), Frankfurt/M, and "Navigationsverfahren und Technik" of the Ausschuss für Funkortung (AFO), Düsseldorf, January 1959. Rev. in the beginning of 1961. Technical editor, W. Bauss. Published for and on behalf of Advisory Group for Aeronautical Research and Development, North Atlantic Treaty Organization.
Oxford, New York,
Pergamon Press; [distributed in the Western Hemisphere by Macmillan, New York]