Não informado. NACA Research Memorandum. U.S. National Advisory Committee for Aeronautics.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. NACA Research Memorandum. Washington: U.S. National Advisory Committee for Aeronautics.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. NACA Research Memorandum. U.S. National Advisory Committee for Aeronautics.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.