Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Infraljuds-sv#Sense
Infraschall--de#Sense
Subsonisk-da#Sense
Infrasónico-es#Sense
Infrasonique-fr#Sense
Infrasonic-en#Sense
Infrasoon-nl#Sense
Infrasonoro-it#Sense
À infrasons-fr#Sense
Υποηχητικός-el#Sense