Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/3226003
Is Reference of Servizio supporto a pacchetto su canale D-it#Sense
Servicio portador en modo paquete por canal D-es#Sense
Serviço de suporte de pacote no canal D-pt#Sense
Packet bearer service on D channel-en#Sense