Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Certificat relatif à la mesure du niveau sonore-fr#Sense
Sound level measurement certificate-en#Sense
Attest vedrørende måling af støjniveauet-da#Sense
Certificato relativo alla misurazione del livello sonoro-it#Sense
Bescheinigung über die Höhe des Geräuschpegels-de#Sense
Certificaat betreffende de meting van het geluidsniveau-nl#Sense