Não informado. (1930). NACA Technical Memorandum. U.S. National Advisory Committee for Aeronautics.
Chicago-viite (17. p.)Não informado. NACA Technical Memorandum. Washington: U.S. National Advisory Committee for Aeronautics, 1930.
MLA-viite (8. p.)Não informado. NACA Technical Memorandum. U.S. National Advisory Committee for Aeronautics, 1930.
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