United States. National Advisory Committee for Aeronautics. (1939). Recurrence formula for shear-lag problems. [s.n.].
Chicago Style (17th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Recurrence Formula for Shear-lag Problems. [Washington]: [s.n.], 1939.
MLA (9th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Recurrence Formula for Shear-lag Problems. [s.n.], 1939.
Warning: These citations may not always be 100% accurate.