Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6811
Is Reference of Ijzeroxyde-nl#Sense
Iron oxide-en#Sense
Fe3O4-mul#Sense
Óxido de ferro-pt#Sense
Οξείδιο του σιδήρου-el#Sense
Óxido de hierro-es#Sense
Oxyde de fer-fr#Sense
Jernoxid-da#Sense
Ossido di ferro-it#Sense
Eisenoxid-de#Sense