Books by Edsel De Freitas Coutinho:
Books in the extended shelves:
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De Freitas Coutinho, Edsel: Low frequency wave-reflection properties of the equatorial ionosphere (Air Force Cambridge Research Laboratories, Air Force Systems Command, United States Air Force, 1975), also by John E. Rasmussen, Wayne I. Klemetti, Royce C. Kahler, Reginaldo Dos Santos, Paul A. Kossey, Edward A. Lewis, and Air Force Cambridge Research Laboratories (U.S.) (page images at HathiTrust)
Find more by Edsel De Freitas Coutinho at your library, or elsewhere.