UNE-EN ISO 80000-8:2009

Magnitudes y unidades. Parte 8: Acústica. (ISO 80000-8:2007)

Quantities and units - Part 8: Acoustics (ISO 80000-8:2007, corrected 2007-08-15)

Grandeurs et unités - Partie 8: Acoustique (ISO 80000-8:2007, version corrigée 2007-08-15)