1. ISO, ISO 10534-2:1998 Determination of sound absorption coefficient and impedance in impedance tubes Transfer-function method, Geneva, Switzerland, 1998.
2. SAE, SAE J2883 201504:2015 Laboratory measurement of random incidence sound absorption tests using a small reverberation room, SAE International, Warrendale, US, 2015.
3. The determination of reverberant sound absorption coefficients from acoustic impedance measurements;London;J Acoust Soc Am,1950
4. Comparison of reverberation-room and impedance-tube absorption measurements;Olynyk;J Acoust Soc Am,1964
5. Absorption of sound by a strip of absorptive material in a diffuse sound field;Northwood;J Acoust Soc Am,1959