Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6411005
Is Reference of Documentación de referencia-es#Sense
Material de referência-pt#Sense
Reference material-en#Sense
Referentiemateriaal-nl#Sense
Υλικό αναφοράς-el#Sense
Outil de référence-fr#Sense
Referensmaterial-sv#Sense
Referencemateriale-da#Sense
Viiteaineisto-fi#Sense
Strumento di riferimento-it#Sense
Vergleichsmaterial-de#Sense