Document 893
Houghton, E.W. and F. Blackwell. 1972. Use of Bird Activity Modulation Waveform in Radar Identification. Proceedings of the Bird Strike Committee Europe. BSCE7-2.1. London, England. 2 pages.
Houghton, E.W. and F. Blackwell. 1972. Use of Bird Activity Modulation Waveform in Radar Identification. Proceedings of the Bird Strike Committee Europe. BSCE7-2.1. London, England. 2 pages.
