Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6621
Is Reference of Actinid-da#Sense
Actinide-en#Sense
Actinide-fr#Sense
Actinídeo-pt#Sense
Attinide-it#Sense
Actínido-es#Sense
Ακτινίδα-el#Sense
Aktinid-de#Sense