Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6811
Is Reference of Aktiniden-de#Sense
Actinides-en#Sense
Aktinoidid-et#Sense
Aktiniidid-et#Sense
Actiniden-nl#Sense
Attinidi-it#Sense
Aktinider-sv#Sense
Actinides-fr#Sense
Aktinoider-sv#Sense
Aktinider-da#Sense