Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/3606002
Is Reference of Kristaloptica-nl#Sense
Kristalloptik-sv#Sense
Krystaloptik-da#Sense
Ottica cristallina-it#Sense
Crystal optics-en#Sense
Kristalloptik-de#Sense
Optique cristalline-fr#Sense