Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/66
Is Reference of Energieterugbetalingstijd-nl#Sense
Energierueckgabezeit-de#Sense
Terugbetalingstijd-nl#Sense
Recovery time-en#Sense
Tempo di payback-it#Sense
Energigenindvindingstid-da#Sense
Energierueckgewinnungszeit-de#Sense
Energy payback time-en#Sense