Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/4826001
Is Reference of Flugfläche-de#Sense
Livello di volo-it#Sense
Nivel de vuelo-es#Sense
Niveau de vol-fr#Sense
Nivel de zbor-ro#Sense
Flyveniveau-da#Sense
Flight level-en#Sense
Letová hladina-cs#Sense
FL-en#Sense