TY - JOUR AU - Marvin Hamstad C2 - Journal of the Acoustical Society of America DA - 2008-12-31 LA - en PB - Journal of the Acoustical Society of America PY - 2008 TI - Comparison of Wavelet Transform and Choi-Williams Distribution to Determine Group Velocities for Different Acoustic Emission Sensors UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=901059 ER -