Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Posizione di riferimento-it#Sense
Στίγμα αναφοράς-el#Sense
Reference fix-en#Sense
Referentiefix-nl#Sense
Ponto de referência-pt#Sense
Position de référence-fr#Sense
Referensposition-sv#Sense
Punto rilevato di riferimento-it#Sense
Posición de referencia-es#Sense
Referenceposition-da#Sense
Referenzposition-de#Sense