Tham khảo Lockheed_Vega

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      • Allen, Richard Sanders. Revolution in the Sky: Those Fabulous Lockheeds, The Pilots Who Flew Them. Brattleboro, Vermont: The Stephen Greene Press, 1964.
      • Boyne, Walter J. Beyond the Horizons: The Lockheed Story. New York: St. Martin's Press, 1998. ISBN 0-312-19237-1.
      • Francillon, René J. Lockheed Aircraft since 1913. Annapolis, Maryland: Naval Institute Press, 1987. ISBN 0-85177-835-6.
      • Smith, Elinor. Aviatrix. New York: Harcourt Brace Jovanovich, 1981. ISBN 0-15-110372-0.