Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6621003
Is Reference of GDP-en#Sense
Gasdiffusionsanlage-de#Sense
Gasdiffusie installatie-nl#Sense
Stabilimento di diffusione gassosa-it#Sense
Usine de diffusion gazeuse-fr#Sense
Gaseous diffusion plant-en#Sense