IATE-1564967

Instance of: http://www.w3.org/2004/02/skos/core#Concept

Subject Field	unknown
Is Reference of	Festecho-de#Sense
	Eco permanente-es#Sense
	Eco permanente-it#Sense
	Ηχώ διαρκείας-el#Sense
	Écho fixe-fr#Sense
	Permanent echo-en#Sense
	Permanente echo-nl#Sense
	Eco permanente-pt#Sense