Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/4826002
Is Reference of Λόγος μάζας αεροπλάνου-el#Sense
Massaverhouding van het vliegtuig-nl#Sense
Aeroplane mass ratio-en#Sense
Lentokoneen massasuhde-fi#Sense