Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/66
Is Reference of Solovn-da#Sense
Sonnenofen(anlage)-de#Sense
Forno a energia solare-it#Sense
Four solaire-fr#Sense
Zonne-oven-nl#Sense
Solar oven-en#Sense
Forno eliotermico-it#Sense
Solar furnace-en#Sense