Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6826
Is Reference of Half-wave-en#Sense
Halve golf-nl#Sense
Halvbølge-da#Sense
Ημι-κύμα-el#Sense
Puoliaalto-fi#Sense
Halbwelle-de#Sense
Semiciclo-it#Sense
Meio ciclo-pt#Sense
Alternância-pt#Sense
Demi-alternance-fr#Sense
Halvvåg-sv#Sense
Demi-onde-fr#Sense
Meia onda-pt#Sense
Semiciclo-es#Sense