NF S31-049-6:1998 Acoustics. Measurement of sound insulation in buildings and of building elements. Part 6 : laboratory measurements of impact sound insulation of floors.
2013NF S31-049-1:2013 Acoustics - Laboratory measurement of sound insulation of building elements - Part 1: application rules for specific products
1998NF S31-049-6:1998 Acoustics. Measurement of sound insulation in buildings and of building elements. Part 6 : laboratory measurements of impact sound insulation of floors.