Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/4826002
Is Reference of Dubbelbesturingsysteem-nl#Sense
Dual control system-en#Sense
Σύστημα διπλών χειριστηρίων-el#Sense
Kaksoisohjainjärjestelmä-fi#Sense