Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/66
Is Reference of Passive solar system-en#Sense
Passive system-en#Sense
Passivt (solfanger)system-da#Sense
Système passif de chauffage-fr#Sense
Passives Solarsystem-de#Sense
Sistema solare passivo-it#Sense
Passivt solvarmeanlæg-da#Sense
Passives System-de#Sense
Système passif de climatisation-fr#Sense
Passief zonnevangsysteem-nl#Sense
Système passif-fr#Sense