B.H. Goethert ... [and others] ; prepared for U.S. Department of Transportation, Federal Aviation Administration, Systems Research & Development Service
Warren C. Strahle ... [and others] ; prepared for U.S. Department of Transportation, Federal Aviation Administration, Systems Research & Development Service
Barton J. Lipofsky ... [and others] ; prepared for U.S. Department of Transportation, Federal Aviation Administration, Systems Research & Development Service