Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/2841004
Is Reference of Forma ad anello-it#Sense
Ringform-de#Sense
Forma en anillo-es#Sense
Ringform-da#Sense
Δακτυλιοειδής μορφής-el#Sense
Ringform-sv#Sense
Forme en anneau-fr#Sense
Ring form-en#Sense
Forma de anel-pt#Sense