IATE-1416590

Subject Field	unknown
Is Reference of	Γραμμή αναφοράς-el#Sense
	Γραμμή βάσεως-el#Sense
	Perusviiva-fi#Sense
	Bezugslinie-de#Sense
	Datum-en#Sense
	Ligne de référence-fr#Sense
	Referensnivå-sv#Sense
	Linea di riferimento-it#Sense
	Referentielijn-nl#Sense
	Referencelinje-da#Sense
	Linha de referência-pt#Sense