TY - RPRT TI - Multitaper Spectral Analysis and Wavelet Denoising Applied to Helioseismic Data AU - Komm, R. W. AU - Gu, Y. AU - Hill, F. AU - Stark, P. B. AU - Fodor, I. K. PY - 1999 UR - https://ntrs.nasa.gov/citations/19990047744 ID - 19990047744 ER -