1. Near field determination of the complex radiation efficiency and acoustic intensity distribution for a resonantly vibrating surface;Hansen;Journal of Sound and Vibration,1979
2. Intensity vector field mapping with nearfield holography;Williams,1981
3. Sound power determination by intensity measurements in the nearfield of a vibrating panel;Bockhoff,1985
4. Sound intensity field in front of plates with and without damping;Tichy,1988
5. The optimal measurement distances for intensity determination of sound power;Laville,1983