IATE-1177793

Instance of: http://www.w3.org/2004/02/skos/core#Concept

Subject Field	Subject Field/3606002
Is Reference of	Κομβικό επίπεδο-el#Sense
	Knudepunkt-da#Sense
	Plano nodal-es#Sense
	Nodal plane-en#Sense
	Plan nodal-fr#Sense