Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/3226
Is Reference of Wachtsysteem-nl#Sense
Delay system-en#Sense
Sistema de atendimento-pt#Sense
Système d'attente-fr#Sense
Sistema de espera-es#Sense
Odotusjärjestelmä-fi#Sense
Σύστημα αναμονής-el#Sense
Sistema di attesa-it#Sense
Ventesystem-da#Sense
Wartesystem-de#Sense
Waiting system-en#Sense
Väntsystem-sv#Sense