Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/3226004
Is Reference of HEO-en#Sense
HEO-fr#Sense
HEO-it#Sense
Highly Elliptical Orbit-en#Sense
Orbita molto ellittica (highly-elliptic orbit)-it#Sense
Orbite fortement elliptique-fr#Sense