Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/3236
Is Reference of CD-en#Sense
CD-el#Sense
Optical disk-en#Sense
Σύμπυκνος δίσκος-el#Sense
Οπτικός δίσκος-el#Sense
Compact disk-en#Sense