TY - RPRT TI - Interior noise control prediction study for high-speed propeller-driven aircraft AU - Rennison, D. C. AU - Wilby, J. F. AU - Marsh, A. H. AU - Wilby, E. G. PY - 1979 UR - https://ntrs.nasa.gov/citations/19800016609 ID - 19800016609 ER -