UNE-EN ISO 10848-4:2011 Acoustics - Laboratory measurement of the flanking transmission of airborne and impact sound between adjoining rooms - Part 4: Application to junctions with at least one heavy element (ISO 10848-4:2010)
2018UNE-EN ISO 10848-4:2018 Acoustics - Laboratory and field measurement of flanking transmission for airborne, impact and building service equipment sound between adjoining rooms - Part 4: Application to junctions with at least one Type A element (ISO 10848-4:2017)
2011UNE-EN ISO 10848-4:2011 Acoustics - Laboratory measurement of the flanking transmission of airborne and impact sound between adjoining rooms - Part 4: Application to junctions with at least one heavy element (ISO 10848-4:2010)