Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/3226003
Is Reference of Frequency of a sound-en#Sense
Schallfrequenz-de#Sense
Ακουστική συχνότητα-el#Sense
Audiofrequenza-it#Sense
Fréquence acoustique-fr#Sense
Audiofréquence-fr#Sense
Fréquence audible-fr#Sense
Audio frequence-en#Sense
Frequenza uditiva-it#Sense
Audio frequency-en#Sense
AF-es#Sense
AF-en#Sense
Audiofrecuencia-es#Sense