TY - RPRT TI - Optimization of Variable-Depth Liner Configurations for Increased Broadband Noise Reduction AU - Jones, M. G. AU - Watson, W. R. AU - Nark, D. M. AU - Schiller, N. H. AU - Born, J. C. PY - 2016 UR - https://ntrs.nasa.gov/citations/20160009103 ID - 20160009103 ER -